{"product_id":"diablo-1-1-2-in-x-5-1-8-in-l-steel-self-feed-bit-hex-shank","title":"Diablo 1-1\/2 in. X 5-1\/8 in. L Steel Self-Feed Bit Hex Shank","description":"\u003cdiv\u003e\n\u003cp\u003eDesigned by Diablo for serious woodworkers, the \u003cstrong\u003eDiablo 1-1\/2 in x 5-1\/8 in Self-Feed Bit\u003c\/strong\u003e with a \u003cstrong\u003e7\/16 in hex shank\u003c\/strong\u003e delivers fast, clean holes in wood with fewer passes and less effort. Built from hardened steel, this bit stands up to repeated use in both softwoods and hardwoods while maintaining precise hole diameter and a smooth exit.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSelf-feed design\u003c\/strong\u003e uses a sharp screw tip to pull the bit into the workpiece, reducing wandering and letting you drill straight, large-diameter holes with control.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHex shank\u003c\/strong\u003e at \u003cstrong\u003e7\/16 in\u003c\/strong\u003e provides a secure, slip-resistant grip in quick-change chucks and high-torque impact drivers, minimizing bit slippage during heavy drilling.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrill size\u003c\/strong\u003e of \u003cstrong\u003e1-1\/2 in\u003c\/strong\u003e enables rapid creation of large holes—ideal for conduit and cable runs, hardware passes, or oversized dowel work.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOverall length\u003c\/strong\u003e of \u003cstrong\u003e5-1\/8 in\u003c\/strong\u003e offers reach in tighter spaces while preserving rigidity for a clean exit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e is hardened steel, delivering durability and long wear life for demanding automotive, carpentry, and workshop tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging\u003c\/strong\u003e in a protective tube and includes one bit per package, ensuring safe storage and easy setup.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho benefits from this Diablo self-feed bit\u003c\/h3\u003e\n\u003cp\u003eCarpenters, cabinet makers, electricians, and DIY enthusiasts who frequently route large-diameter holes in wood will appreciate the efficiency and precision of this bit. Use it when running electrical conduit, setting up large hardware installations, or creating openings for plumbing and pass-throughs where a clean, true hole is essential.\u003c\/p\u003e \u003ch3\u003ePractical tips for the best results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eLet the self-feed tip do the work—avoid forcing the bit through the material to minimize tear-out and maintain hole accuracy.\u003c\/li\u003e \u003cli\u003eStart with a pilot hole if working hardwoods to further reduce resistance and improve hole cleanliness.\u003c\/li\u003e \u003cli\u003eMatch your drill speed to the material; slower speeds for hardwoods and faster speeds for softwoods can optimize bite and finish.\u003c\/li\u003e \u003cli\u003eInspect the bit regularly for dulling; a sharp bit preserves hole quality and extends tool life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Diablo","offers":[{"title":"Default Title","offer_id":52190502027538,"sku":"2009771","price":52.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/2009771_A.eps_High.jpg?v=1775854824","url":"https:\/\/nationalhardwaregroup.com\/products\/diablo-1-1-2-in-x-5-1-8-in-l-steel-self-feed-bit-hex-shank","provider":"National Hardware Group","version":"1.0","type":"link"}