{"title":"M.K. Morse Hole Saw Arbors \u0026 Pilot Drills","description":"","products":[{"product_id":"mk-morse-7-16-hex-shank-5-8-18-thread-spring-pin-drive-hole-saw-arbor-with-high-speed-steel-pilot-drill-139069","title":"MK Morse 7\/16\" Hex Shank 5\/8-18 Thread Spring Pin Drive Hole Saw Arbor with High Speed Steel Pilot Drill 139069","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 7\/16\" Hex Shank 5\/8-18 Thread Spring Pin Drive Hole Saw Arbor with High Speed Steel Pilot Drill 139069 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eDesigned for professional, high-torque applications, this heavy-duty M.K. Morse arbor features a 7\/16\" hex shank for maximum grip in 1\/2\" drill chucks. Its innovative spring-loaded pin-drive mechanism allows for seamless switching between hole saws. The spring-loaded pins automatically engage the hole saw, ensuring a secure fit that withstands the high torque generated by larger diameter saws (up to 6-5\/8\"), effectively preventing thread strippage.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHeavy-Duty 7\/16\" Hex Shank:\u003c\/strong\u003e Provides maximum grip in 1\/2\" drill chucks, ideal for high-torque drilling.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSpring-Loaded Pin Drive:\u003c\/strong\u003e Robust system ensures a snug, secure fit, reduces wobble, and prevents arbor thread strippage during high-torque applications.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eQuick Change:\u003c\/strong\u003e Spring-loaded design simplifies and speeds up the process of switching between hole saw sizes.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHSS Pilot Drill:\u003c\/strong\u003e Includes a replaceable high-speed steel pilot drill for fast, accurate starts in wood and metal.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Hole Saws\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Diameters:\u003c\/strong\u003e 1-1\/4\" to 6-5\/8\".\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Thread:\u003c\/strong\u003e 5\/8\"-18.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139069\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MA45PSN \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 7\/16\" Hex \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 5\/8\"-18 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePilot Drill:\u003c\/strong\u003e High Speed Steel\u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153631637597,"sku":"MM139069","price":29.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139069_1.jpg?v=1769411735"},{"product_id":"mk-morse-3-8-hex-shank-5-8-18-thread-hole-saw-arbor-with-high-speed-steel-pilot-drill-139045","title":"MK Morse 3\/8\" Hex Shank 5\/8-18 Thread Hole Saw Arbor with High Speed Steel Pilot Drill 139045","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 3\/8\" Hex Shank 5\/8-18 Thread Hole Saw Arbor with High Speed Steel Pilot Drill 139045 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eThis M.K. Morse hole saw arbor is the standard, general-purpose solution for connecting 5\/8\"-18 thread hole saws to any 3\/8\" or larger drill chuck. It is a durable, heavy-duty arbor made from carbon steel and comes complete with a replaceable 1\/4\" x 3-3\/32\" High Speed Steel (HSS) pilot drill for general-purpose cutting in wood, plastic, and machinable metals.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003e3\/8\" Hex Shank:\u003c\/strong\u003e Provides a secure, impact-ready grip in standard 3\/8\" and 1\/2\" drill chucks.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHSS Pilot Drill:\u003c\/strong\u003e Includes a replaceable 1\/4\" x 3-3\/32\" high-speed steel pilot drill (SKU MM139113) for fast, accurate starts.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from heavy-duty carbon steel for long life in professional applications.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Hole Saws\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Diameters:\u003c\/strong\u003e 1-1\/4\" to 6\".\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Thread:\u003c\/strong\u003e 5\/8\"-18.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139045\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MA35 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 3\/8\" Hex \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 5\/8\"-18 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePilot Drill:\u003c\/strong\u003e 1\/4\" x 3-3\/32\" High Speed Steel \u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153631703133,"sku":"MM139045","price":16.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139045_1.jpg?v=1769411737"},{"product_id":"mk-morse-1-4-x-3-3-32-high-speed-steel-pilot-drill-10-pack-139120","title":"MK Morse 1\/4\" x 3-3\/32\" High Speed Steel Pilot Drill, 10 Pack 139120","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 1\/4\" x 3-3\/32\" High Speed Steel Pilot Drill, 10 Pack 139120 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eKeep your M.K. Morse hole saw arbors cutting like new with this 10-pack of replacement High Speed Steel (HSS) pilot drills. This 1\/4\" x 3-3\/32\" bit is the standard size for most M.K. Morse arbors. Made from durable, quick-cutting HSS, it is suitable for a wide range of materials including steel, stainless steel, wood, and composites. This bulk pack is ideal for professional workshops and high-volume users.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eGenuine Replacement:\u003c\/strong\u003e Designed to fit perfectly in compatible M.K. Morse arbors.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHigh Speed Steel:\u003c\/strong\u003e Provides long life and fast, clean starts in metals, woods, and plastics.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eStandard Size:\u003c\/strong\u003e The 3-3\/32\" length is the standard pilot drill for a wide range of arbors.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eContractor Pack:\u003c\/strong\u003e 10-pack ensures you always have a sharp replacement on hand.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatibility\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003eThis 3-3\/32\" length pilot drill is the standard replacement bit for many M.K. Morse arbors, including the following models available in our store:\u003c\/p\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003eMM139007 (MA24) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139014 (MA34) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139045 (MA35) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139052 (MA35PSN) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139069 (MA45PSN) \u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139120\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MAPD301 (10-Pack)\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3-3\/32\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/4\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Speed Steel (HSS) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 10\u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153632063581,"sku":"MM139120","price":64.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139120_1.jpg?v=1769411736"},{"product_id":"mk-morse-3-8-hex-shank-1-2-20-thread-hole-saw-arbor-with-high-speed-steel-pilot-drill-139014","title":"MK Morse 3\/8\" Hex Shank 1\/2-20 Thread Hole Saw Arbor with High Speed Steel Pilot Drill 139014","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 3\/8\" Hex Shank 1\/2-20 Thread Hole Saw Arbor with High Speed Steel Pilot Drill 139014 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eThis M.K. Morse hole saw arbor is the standard solution for connecting 1\/2\"-20 thread hole saws to any 3\/8\" or larger drill chuck. It is a durable, heavy-duty arbor made from carbon steel and comes complete with a replaceable 1\/4\" x 3-3\/32\" High Speed Steel (HSS) pilot drill for general-purpose cutting in wood, plastic, and machinable metals.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003e3\/8\" Hex Shank:\u003c\/strong\u003e Provides a secure, impact-ready grip in standard 3\/8\" and 1\/2\" drill chucks.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHSS Pilot Drill:\u003c\/strong\u003e Includes a replaceable 1\/4\" x 3-3\/32\" high-speed steel pilot drill (SKU MM139113) for fast, accurate starts.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made in the USA from heavy-duty carbon steel for long life.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Hole Saws\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Diameters:\u003c\/strong\u003e 9\/16\" to 1-3\/16\".\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Thread:\u003c\/strong\u003e 1\/2\"-20.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139014\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MA34 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 3\/8\" Hex \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 1\/2\"-20 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePilot Drill:\u003c\/strong\u003e 1\/4\" x 3-3\/32\" High Speed Steel \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 4-5\/8\" \u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153632161885,"sku":"MM139014","price":16.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139014_1.jpg?v=1769411738"},{"product_id":"mk-morse-3-8-hex-shank-12-arbor-extension-140409","title":"MK Morse 3\/8\" Hex Shank 12\" Arbor Extension 140409","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 3\/8\" Hex Shank 12\" Arbor Extension 140409 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eGet an additional 12 inches of cutting depth with this heavy-duty Arbor Extension from M.K. Morse. This extension is constructed from durable carbon steel and has a 3\/8\" hex shank that fits securely into your 3\/8\" or larger drill chuck. It allows you to connect a 3\/8\" hex shank arbor for deep-reach hole sawing in a wide variety of materials.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eExtended Reach:\u003c\/strong\u003e Provides a 12\" (305mm) extension for deep cutting.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSecure Fit:\u003c\/strong\u003e 3\/8\" hex shank fits standard 3\/8\" and 1\/2\" drill chucks.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from tough carbon steel for job site durability.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Arbors\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003eThis extension is designed for M.K. Morse arbors with a \u003cstrong\u003e3\/8\" Hex Shank\u003c\/strong\u003e. Compatible arbors from our store include:\u003c\/p\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003eMM139014, MM139045, MM139052, MM139809, MM139830\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 140409\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e ME381 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 12\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 3\/8\" Hex \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Carbon Steel \u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153632260189,"sku":"MM140409","price":29.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/4VV93_AS01.jpg?v=1776955989"},{"product_id":"mk-morse-1-4-x-4-5-16-high-speed-steel-pilot-drill-100-pack-140492","title":"MK Morse 1\/4\" x 4-5\/16\" High Speed Steel Pilot Drill, 100 Pack 140492","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 1\/4\" x 4-5\/16\" High Speed Steel Pilot Drill, 100 Pack 140492 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eStock your workshop with this 100-pack of M.K. Morse long-length replacement pilot drills. These 1\/4\" x 4-5\/16\" bits are made from durable High Speed Steel (HSS) and feature a split point tip. They are designed to fit specific M.K. Morse arbors that require a longer pilot drill for deeper applications. This bulk pack is ideal for manufacturing and large fabrication shops.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eExtended Length:\u003c\/strong\u003e 4-5\/16\" length provides extra reach.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHigh Speed Steel:\u003c\/strong\u003e Provides long life and fast, clean starts.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003e3-Side Ground Shank:\u003c\/strong\u003e Resists slipping in the arbor.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShop Pack:\u003c\/strong\u003e 100-pack provides maximum value and eliminates downtime.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatibility\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003eThis 4-5\/16\" length pilot drill is designed for use with specific M.K. Morse arbors, including M44K, M45, M45P (like MM139069), and M55P series arbors.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 140492\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4-5\/16\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/4\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Speed Steel (HSS) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e 3-Side Ground \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 100\u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153632292957,"sku":"MM140492","price":641.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm140492_1.jpg?v=1769411738"},{"product_id":"mk-morse-3-8-hex-shank-5-8-18-thread-spring-pin-drive-hole-saw-arbor-with-carbide-tip-pilot-drill-139830","title":"MK Morse 3\/8\" Hex Shank 5\/8-18 Thread Spring Pin Drive Hole Saw Arbor with Carbide Tip Pilot Drill 139830","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 3\/8\" Hex Shank 5\/8-18 Thread Spring Pin Drive Hole Saw Arbor with Carbide Tip Pilot Drill 139830 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eBuilt for the toughest applications, this premium M.K. Morse arbor combines two key features for drilling with large-diameter saws in abrasive materials. First, its carbide-tipped pilot drill is designed for starting holes in masonry, cement board, and composites. Second, its innovative spring-loaded pin-drive mechanism engages the hole saw securely, handling the high torque of larger saws and preventing thread strippage.\u003c\/p\u003e\u003c\/section\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eCarbide-Tipped Pilot Drill:\u003c\/strong\u003e Specially designed for drilling in abrasive applications like masonry, cinderblock, and cement board.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSpring-Loaded Pin Drive:\u003c\/strong\u003e Robust system ensures a snug, secure fit, reduces wobble, and prevents arbor thread strippage during high-torque applications.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003e3\/8\" Hex Shank:\u003c\/strong\u003e Provides a secure grip in standard 3\/8\" and 1\/2\" drill chucks.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Hole Saws\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Diameters:\u003c\/strong\u003e 1-1\/4\" to 6\"\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Thread:\u003c\/strong\u003e 5\/8\"-18 \u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139830\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MA35PSNCT \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 3\/8\" Hex \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 5\/8\"-18 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePilot Drill:\u003c\/strong\u003e Carbide Tipped\u003c\/li\u003e \u003c\/ul\u003e\n","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153632391261,"sku":"MM139830","price":32.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139830_1.jpg?v=1769411740"},{"product_id":"mk-morse-hole-saw-ejector-spring-140805","title":"MK Morse Hole Saw Ejector Spring 140805","description":"\u003cdiv data-content-type=\"html\" data-appearance=\"default\" data-element=\"main\"\u003e\n\u003ch2 style=\"margin:0;\"\u003eMK Morse Hole Saw Ejector Spring 140805 \u003c\/h2\u003e\n\u003csection\u003e \u003cp style=\"margin:0;\"\u003eSave time and frustration with the M.K. Morse Ejector Spring. This spring slides over your arbor's 1\/4\" pilot drill and compresses as you cut. When the cut is finished, the spring's tension automatically pushes the material slug out of the hole saw, allowing you to move to the next hole immediately.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eAutomatic Slug Removal:\u003c\/strong\u003e Instantly ejects the material slug, saving time and effort.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eUniversal Fit:\u003c\/strong\u003e Designed to fit over all standard 1\/4\" diameter pilot drills.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSpeeds Up Repetitive Work:\u003c\/strong\u003e Ideal for fabrication or electrical work requiring many holes.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eUsage Guidelines\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003eRecommended for use when cutting material 3\/4\" thick or thinner.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 140805\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MES101 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Pilot Drill Diameter:\u003c\/strong\u003e 1\/4\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e USA \u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153632489565,"sku":"MM140805","price":2.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm140805_1_1.jpg?v=1769411740"},{"product_id":"mk-morse-1-4-x-3-3-32-high-speed-steel-pilot-drill-100-pack-139144","title":"MK Morse 1\/4\" x 3-3\/32\" High Speed Steel Pilot Drill, 100 Pack 139144","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 1\/4\" x 3-3\/32\" High Speed Steel Pilot Drill, 100 Pack 139144 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eKeep your M.K. Morse hole saw arbors cutting like new with this 100-pack of replacement High Speed Steel (HSS) pilot drills. This 1\/4\" x 3-3\/32\" bit is the standard size for most M.K. Morse arbors. Made from durable, quick-cutting HSS, it is suitable for a wide range of materials including steel, stainless steel, wood, and composites. This bulk pack is ideal for professional workshops, manufacturing, and high-volume users.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eGenuine Replacement:\u003c\/strong\u003e Designed to fit perfectly in compatible M.K. Morse arbors.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHigh Speed Steel:\u003c\/strong\u003e Provides long life and fast, clean starts in metals, woods, and plastics.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eStandard Size:\u003c\/strong\u003e The 3-3\/32\" length is the standard pilot drill for a wide range of arbors.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShop Pack:\u003c\/strong\u003e 100-pack provides maximum value and eliminates downtime.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatibility\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003eThis 3-3\/32\" length pilot drill is the standard replacement bit for many M.K. Morse arbors, including the following models available in our store:\u003c\/p\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003eMM139007 (MA24) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139014 (MA34) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139045 (MA35) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139052 (MA35PSN) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139069 (MA45PSN) \u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139144\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MAPD301 (100-Pack)\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3-3\/32\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/4\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Speed Steel (HSS) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 100\u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153632555101,"sku":"MM139144","price":641.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139144_1.jpg?v=1769411738"},{"product_id":"mk-morse-1-4-x-4-5-16-high-speed-steel-pilot-drill-25-pack-140522","title":"MK Morse 1\/4\" x 4-5\/16\" High Speed Steel Pilot Drill, 25 Pack 140522","description":"\u003cdiv data-content-type=\"html\" data-appearance=\"default\" data-element=\"main\"\u003e\n\u003ch2 style=\"margin:0;\"\u003eMK Morse 1\/4\" x 4-5\/16\" High Speed Steel Pilot Drill, 25 Pack 140522 \u003c\/h2\u003e\n\u003csection\u003e \u003cp style=\"margin:0;\"\u003eStock your workshop with this 25-pack of M.K. Morse long-length replacement pilot drills. These 1\/4\" x 4-5\/16\" bits are made from durable High Speed Steel (HSS) and feature a split point tip. They are designed to fit specific M.K. Morse arbors that require a longer pilot drill for deeper applications. This bulk pack is ideal for professional workshops.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eExtended Length:\u003c\/strong\u003e 4-5\/16\" length provides extra reach.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHigh Speed Steel:\u003c\/strong\u003e Provides long life and fast, clean starts.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003e3-Side Ground Shank:\u003c\/strong\u003e Resists slipping in the arbor.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eBulk Pack:\u003c\/strong\u003e 25-pack provides excellent value and reduces downtime.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatibility\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003eThis 4-5\/16\" length pilot drill is designed for use with specific M.K. Morse arbors, including M44K, M45, M45P (like MM139069), and M55P series arbors.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 140522\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4-5\/16\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/4\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Speed Steel (HSS) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e 3-Side Ground \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 25\u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153632587869,"sku":"MM140522","price":160.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm140522_1_1.jpg?v=1769411738"},{"product_id":"mk-morse-1-4-x-4-5-16-high-speed-steel-pilot-drill-140775","title":"MK Morse 1\/4\" x 4-5\/16\" High Speed Steel Pilot Drill 140775","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 1\/4\" x 4-5\/16\" High Speed Steel Pilot Drill 140775 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eThis is a genuine M.K. Morse long-length replacement pilot drill. This 1\/4\" x 4-5\/16\" bit is made from durable High Speed Steel (HSS) and features a split point tip. It is designed to fit specific M.K. Morse arbors that require a longer pilot drill for deeper applications.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eExtended Length:\u003c\/strong\u003e 4-5\/16\" length provides extra reach.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHigh Speed Steel:\u003c\/strong\u003e Provides long life and fast, clean starts.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003e3-Side Ground Shank:\u003c\/strong\u003e Resists slipping in the arbor.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatibility\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003eThis 4-5\/16\" length pilot drill is designed for use with specific M.K. Morse arbors, including M44K, M45, M45P (like MM139069), and M55P series arbors.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 140775\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4-5\/16\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/4\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Speed Steel (HSS) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e 3-Side Ground \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 1\u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153632653405,"sku":"MM140775","price":6.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm140775_1.jpg?v=1769411741"},{"product_id":"mk-morse-7-16-hex-shank-12-arbor-extension-141123","title":"MK Morse 7\/16\" Hex Shank 12\" Arbor Extension 141123","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 7\/16\" Hex Shank 12\" Arbor Extension 141123 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eGet an additional 12 inches of cutting depth with this heavy-duty Arbor Extension from M.K. Morse. This extension is constructed from durable carbon steel and has a 7\/16\" hex shank that fits securely into your 1\/2\" drill chuck. It allows you to connect a 7\/16\" hex shank arbor for deep-reach hole sawing in a wide variety of materials.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eExtended Reach:\u003c\/strong\u003e Provides a 12\" (305mm) extension for deep cutting.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHeavy-Duty Shank:\u003c\/strong\u003e 7\/16\" hex shank provides a secure, no-slip grip in 1\/2\" drill chucks for high-torque applications.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from tough carbon steel for job site durability.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Arbors\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003eThis heavy-duty extension is designed for M.K. Morse arbors with a \u003cstrong\u003e7\/16\" Hex Shank\u003c\/strong\u003e. Compatible arbors from our store include:\u003c\/p\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003eMM139069, MM139847\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 141123\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e ME121 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 12\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 7\/16\" Hex \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Carbon Steel \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e USA \u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153639075933,"sku":"MM141123","price":29.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm141123_1.jpg?v=1769411775"},{"product_id":"mk-morse-1-4-x-3-3-32-high-speed-steel-pilot-drill-139113","title":"MK Morse 1\/4\" x 3-3\/32\" High Speed Steel Pilot Drill 139113","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 1\/4\" x 3-3\/32\" High Speed Steel Pilot Drill 139113 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eKeep your M.K. Morse hole saw arbor cutting like new with this replacement High Speed Steel (HSS) pilot drill. This 1\/4\" x 3-3\/32\" bit is the standard size for most M.K. Morse arbors. Made from durable, quick-cutting HSS, it is suitable for a wide range of materials including steel, stainless steel, wood, and composites.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eGenuine Replacement:\u003c\/strong\u003e Designed to fit perfectly in compatible M.K. Morse arbors.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHigh Speed Steel:\u003c\/strong\u003e Provides long life and fast, clean starts in metals, woods, and plastics.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eStandard Size:\u003c\/strong\u003e The 3-3\/32\" length is the standard pilot drill for a wide range of arbors.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatibility\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003eThis 3-3\/32\" length pilot drill is the standard replacement bit for many M.K. Morse arbors, including the following models available in our store:\u003c\/p\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003eMM139007 (MA24) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139014 (MA34) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139045 (MA35) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139052 (MA35PSN) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139069 (MA45PSN) \u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139113\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MAPD301 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3-3\/32\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/4\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Speed Steel (HSS) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 1\u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153639338077,"sku":"MM139113","price":6.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139113_1.jpg?v=1769411777"},{"product_id":"mk-morse-3-8-hex-shank-1-2-20-thread-hole-saw-arbor-with-carbide-tip-pilot-drill-139809","title":"MK Morse 3\/8\" Hex Shank 1\/2-20 Thread Hole Saw Arbor with Carbide Tip Pilot Drill 139809","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 3\/8\" Hex Shank 1\/2-20 Thread Hole Saw Arbor with Carbide Tip Pilot Drill 139809 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eThis M.K. Morse arbor is specifically designed for drilling with small-diameter hole saws in abrasive materials. It features a 3\/8\" hex shank that fits standard 3\/8\" and 1\/2\" drill chucks. The key feature is its carbide-tipped pilot drill, which provides superior durability and performance when starting holes in materials like masonry, cement board, fiberglass, and composites.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eCarbide-Tipped Pilot Drill:\u003c\/strong\u003e Specially designed for drilling in abrasive applications like masonry, cinderblock, and cement board.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003e3\/8\" Hex Shank:\u003c\/strong\u003e Provides a secure, impact-ready grip in standard 3\/8\" and 1\/2\" drill chucks.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made in the USA from heavy-duty carbon steel.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Hole Saws\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Diameters:\u003c\/strong\u003e 9\/16\" to 1-3\/16\".\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Thread:\u003c\/strong\u003e 1\/2\"-20.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139809\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MA34CT \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 3\/8\" Hex \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 1\/2\"-20 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePilot Drill:\u003c\/strong\u003e Carbide Tipped \u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153640648797,"sku":"MM139809","price":19.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139809_1.jpg?v=1769411785"},{"product_id":"mk-morse-1-4-x-4-5-16-high-speed-steel-pilot-drill-10-pack-140478","title":"MK Morse 1\/4\" x 4-5\/16\" High Speed Steel Pilot Drill, 10 Pack 140478","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 1\/4\" x 4-5\/16\" High Speed Steel Pilot Drill, 10 Pack 140478 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eStock your workshop with this 10-pack of M.K. Morse long-length replacement pilot drills. These 1\/4\" x 4-5\/16\" bits are made from durable High Speed Steel (HSS) and feature a split point tip. They are designed to fit specific M.K. Morse arbors that require a longer pilot drill for deeper applications.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eExtended Length:\u003c\/strong\u003e 4-5\/16\" length provides extra reach.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHigh Speed Steel:\u003c\/strong\u003e Provides long life and fast, clean starts.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003e3-Side Ground Shank:\u003c\/strong\u003e Resists slipping in the arbor.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eContractor Pack:\u003c\/strong\u003e 10-pack ensures you always have a sharp replacement on hand.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatibility\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003eThis 4-5\/16\" length pilot drill is designed for use with specific M.K. Morse arbors, including M44K, M45, M45P (like MM139069), and M55P series arbors.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 140478\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4-5\/16\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/4\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Speed Steel (HSS) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e 3-Side Ground \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 10\u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153640910941,"sku":"MM140478","price":64.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm140478_1.jpg?v=1769411783"},{"product_id":"mk-morse-1-4-hex-shank-1-2-20-thread-hole-saw-arbor-with-high-speed-steel-pilot-drill-139007","title":"MK Morse 1\/4\" Hex Shank 1\/2-20 Thread Hole Saw Arbor with High Speed Steel Pilot Drill 139007","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 1\/4\" Hex Shank 1\/2-20 Thread Hole Saw Arbor with High Speed Steel Pilot Drill 139007 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eThis M.K. Morse hole saw arbor adapts 1\/2\"-20 thread hole saws to any 1\/4\" quick-change or standard drill chuck. It is a durable, heavy-duty arbor made from carbon steel and comes complete with a replaceable 1\/4\" x 3-3\/32\" High Speed Steel (HSS) pilot drill for cutting in wood, metal, and plastic.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003e1\/4\" Hex Shank:\u003c\/strong\u003e Provides a secure, impact-ready grip in standard 1\/4\" drill chucks and quick-change adapters.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHSS Pilot Drill:\u003c\/strong\u003e Includes a replaceable 1\/4\" x 3-3\/32\" high-speed steel pilot drill (SKU MM139113) for fast, accurate starts.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made in the USA from heavy-duty carbon steel for long life.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Hole Saws\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Diameters:\u003c\/strong\u003e 9\/16\" to 1-3\/16\".\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Thread:\u003c\/strong\u003e 1\/2\"-20.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139007\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MA24 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 1\/4\" Hex \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 1\/2\"-20 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePilot Drill:\u003c\/strong\u003e 1\/4\" x 3-3\/32\" High Speed Steel \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 4-5\/8\" \u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153641861213,"sku":"MM139007","price":11.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139007_1.jpg?v=1769411789"},{"product_id":"mk-morse-7-16-hex-shank-5-8-18-thread-spring-pin-drive-hole-saw-arbor-with-carbide-tip-pilot-drill-139847","title":"MK Morse 7\/16\" Hex Shank 5\/8-18 Thread Spring Pin Drive Hole Saw Arbor with Carbide Tip Pilot Drill 139847","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 7\/16\" Hex Shank 5\/8-18 Thread Spring Pin Drive Hole Saw Arbor with Carbide Tip Pilot Drill 139847 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eThis is the ultimate M.K. Morse solution for heavy-duty drilling in abrasive materials. This premium arbor combines a 7\/16\" hex shank for maximum grip with a carbide-tipped pilot drill for masonry. Its innovative spring-loaded pin-drive mechanism engages the hole saw securely, handling the extreme torque of large-diameter saws and preventing thread strippage.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHeavy-Duty 7\/16\" Hex Shank:\u003c\/strong\u003e Provides maximum grip in 1\/2\" drill chucks for high-torque applications.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eCarbide-Tipped Pilot Drill:\u003c\/strong\u003e Specially designed for drilling in abrasive applications like masonry, cinderblock, and cement board.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSpring-Loaded Pin Drive:\u003c\/strong\u003e Robust system ensures a snug, secure fit, reduces wobble, and prevents arbor thread strippage during high-torque applications.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Hole Saws\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Diameters:\u003c\/strong\u003e 1-1\/4\" to 6\"\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Thread:\u003c\/strong\u003e 5\/8\"-18 \u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139847\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MA45PSNCT \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 7\/16\" Hex \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 5\/8\"-18 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePilot Drill:\u003c\/strong\u003e Carbide Tipped\u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153641992285,"sku":"MM139847","price":32.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139847_1.jpg?v=1769411795"},{"product_id":"mk-morse-diamond-grit-hole-saw-arbor-pilot-pin-129503","title":"MK Morse Diamond Grit Hole Saw Arbor Pilot Pin 129503","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse Diamond Grit Hole Saw Arbor Pilot Pin 129503 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eThe MK Morse (DGAPC) Arbor Pilot Pin is an essential accessory for use with arbor-based diamond grit hole saws. Standard pilot drills are ineffective on hard, smooth surfaces like porcelain or granite. This pin solves that problem by acting as a retractable locator. It anchors the hole saw, allowing the diamond grit edge to engage the material and score a clean cutting path. Once the cut is started, the pin can be removed to finish the hole, preventing 'walking' and ensuring a professional finish.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eEnables Accurate Starts:\u003c\/strong\u003e Functions as a locator pin to position the hole saw precisely where needed.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePrevents Bit 'Walking':\u003c\/strong\u003e Allows the diamond grit edge to score a cutting path on smooth surfaces before the pin is retracted.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eRetractable Design:\u003c\/strong\u003e Pin retracts as pressure is applied, allowing the hole saw cutting edge to engage.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from hardened\/tempered alloy for long-lasting use.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Accessories\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003eFor use with MK Morse arbors and diamond grit hole saws (e.g., SKUs 129008, 129015, 129022, 129039, 129046).\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eCompatible with Arbors 45FC25, 45FC26, 45FC27, 45FC28, and 45FC29.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003eSKU: 129503\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eModel: DGAPC \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eLength: 2-5\/8\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eShank: 13\/64\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMaterial: Hardened\/Tempered Alloy \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eIncludes: One (1) arbor pin per card \u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153643303005,"sku":"MM129503","price":34.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm129503_1.jpg?v=1769411795"},{"product_id":"mk-morse-hex-adaptor-nut-140744","title":"MK Morse Hex Adaptor Nut 140744","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse Hex Adaptor Nut 140744 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eThis M.K. Morse Adaptor Nut bridges the gap between your small and large hole saw systems. It allows you to use a 1\/2\"-20 thread arbor (typically for saws up to 1-3\/16\") with a 5\/8\"-18 thread hole saw (typically for saws 1-1\/4\" and larger). This adapter nut lets 1\/4\" and 3\/8\" arbors without pins (like MM139007 and MM139014) fit larger hole saws.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eConverts Arbor Threads:\u003c\/strong\u003e Adapts 1\/2\"-20 male threads to 5\/8\"-18 female threads.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eIncreases Versatility:\u003c\/strong\u003e Allows small arbors to drive larger saws for greater flexibility.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made in the USA.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eUsage Guidelines\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eWarning:\u003c\/strong\u003e Not recommended for use with hole saws above 2-1\/2\" (64mm) in diameter. Using this adapter on larger saws can generate excessive torque, potentially damaging the smaller arbor or the adapter.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 140744\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e M44NH01 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eInternal Thread:\u003c\/strong\u003e 1\/2\"-20 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eExternal Thread:\u003c\/strong\u003e 5\/8\"-18 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e USA \u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153643860061,"sku":"MM140744","price":6.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm140744_1.jpg?v=1769411797"},{"product_id":"mk-morse-3-8-hex-shank-5-8-18-thread-spring-pin-drive-hole-saw-arbor-with-high-speed-steel-pilot-drill-139052","title":"MK Morse 3\/8\" Hex Shank 5\/8-18 Thread Spring Pin Drive Hole Saw Arbor with High Speed Steel Pilot Drill 139052","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 3\/8\" Hex Shank 5\/8-18 Thread Spring Pin Drive Hole Saw Arbor with High Speed Steel Pilot Drill 139052 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eStep up to heavy-duty performance with this M.K. Morse Spring Pin Drive arbor. Designed for professionals, this arbor features an innovative spring-loaded pin-drive mechanism that allows for seamless switching between hole saws. The spring-loaded pins automatically engage the hole saw, ensuring a secure fit that withstands the high torque generated by larger diameter saws, effectively preventing thread strippage.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSpring-Loaded Pin Drive:\u003c\/strong\u003e Robust system ensures a snug, secure fit, reduces wobble, and prevents arbor thread strippage during high-torque applications.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eQuick Change:\u003c\/strong\u003e Spring-loaded design simplifies and speeds up the process of switching between hole saw sizes.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003e3\/8\" Hex Shank:\u003c\/strong\u003e Provides a secure grip in standard 3\/8\" and 1\/2\" drill chucks.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHSS Pilot Drill:\u003c\/strong\u003e Includes a replaceable 1\/4\" x 3-3\/32\" high-speed steel pilot drill (SKU MM139113) for fast, accurate starts.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatible Hole Saws\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Diameters:\u003c\/strong\u003e 1-1\/4\" to 6\"\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eFits Hole Saw Thread:\u003c\/strong\u003e 5\/8\"-18 \u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139052\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MA35PSN \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eShank Size:\u003c\/strong\u003e 3\/8\" Hex \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 5\/8\"-18 \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePilot Drill:\u003c\/strong\u003e 1\/4\" x 3-3\/32\" High Speed Steel \u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153673580637,"sku":"MM139052","price":29.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139052_1.jpg?v=1769411938"},{"product_id":"mk-morse-1-4-x-3-3-32-high-speed-steel-pilot-drill-25-pack-139137","title":"MK Morse 1\/4\" x 3-3\/32\" High Speed Steel Pilot Drill, 25 Pack 139137","description":"\u003ch2 style=\"margin:0;\"\u003eMK Morse 1\/4\" x 3-3\/32\" High Speed Steel Pilot Drill, 25 Pack 139137 \u003c\/h2\u003e\u003csection\u003e \u003cp style=\"margin:0;\"\u003eKeep your M.K. Morse hole saw arbors cutting like new with this 25-pack of replacement High Speed Steel (HSS) pilot drills. This 1\/4\" x 3-3\/32\" bit is the standard size for most M.K. Morse arbors. Made from durable, quick-cutting HSS, it is suitable for a wide range of materials including steel, stainless steel, wood, and composites. This bulk pack is ideal for professional workshops and high-volume users.\u003c\/p\u003e \u003ch3 style=\"margin:0;\"\u003eFeatures \u0026amp; Benefits \u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eGenuine Replacement:\u003c\/strong\u003e Designed to fit perfectly in compatible M.K. Morse arbors.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eHigh Speed Steel:\u003c\/strong\u003e Provides long life and fast, clean starts in metals, woods, and plastics.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eStandard Size:\u003c\/strong\u003e The 3-3\/32\" length is the standard pilot drill for a wide range of arbors.\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eBulk Pack:\u003c\/strong\u003e 25-pack provides excellent value and reduces downtime.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eCompatibility\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003eThis 3-3\/32\" length pilot drill is the standard replacement bit for many M.K. Morse arbors, including the following models available in our store:\u003c\/p\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003eMM139007 (MA24) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139014 (MA34) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139045 (MA35) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139052 (MA35PSN) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003eMM139069 (MA45PSN) \u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin:0;\"\u003eSpecifications\u003c\/h3\u003e \u003cul style=\"margin:0;\"\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 139137\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MAPD301 (25-Pack)\u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3-3\/32\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/4\" \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Speed Steel (HSS) \u003c\/li\u003e \u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 25\u003c\/li\u003e \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"MK Morse","offers":[{"title":"Default Title","offer_id":44153696551005,"sku":"MM139137","price":160.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/files\/mkmorse_mm139137_1.jpg?v=1769412043"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/1342\/3453\/collections\/ARBEXT.jpg?v=1770269110","url":"https:\/\/beavertools.com\/collections\/brands-m-k-morse-hole-saws-arbors-and-pilot-drills.oembed","provider":"Beaver Industrial Supply","version":"1.0","type":"link"}