{"product_id":"diablo-speedemon-3-5-8-in-x-5-1-8-in-l-steel-self-feed-bit-hex-shank","title":"Diablo Speedemon 3-5\/8 in. X 5-1\/8 in. L Steel Self-Feed Bit Hex Shank","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Diablo Speedemon 3-5\/8 in x 5-1\/8 in L Steel Self-Feed Bit with a hex shank—built to tackle large-diameter wood holes with precision and efficiency. Crafted from durable steel, this self-feed bit is designed to bite in and push forward, delivering cleaner holes and reducing the need for pre-drilling or multiple passes.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eOverall length: 5-1\/8 in\u003c\/li\u003e \u003cli\u003eDrill size (hole diameter): 3-5\/8 in\u003c\/li\u003e \u003cli\u003eShank diameter: 7\/16 in\u003c\/li\u003e \u003cli\u003eShank type: Hex Shank\u003c\/li\u003e \u003cli\u003eMaterial: Steel\u003c\/li\u003e \u003cli\u003ePackage: Tube (1 piece)\u003c\/li\u003e \u003cli\u003eBrand\/Sub Brand: Diablo \/ Speedemon\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this bit stands out\u003c\/h3\u003e\n\u003cp\u003eThe Speedemon self-feed design is purpose-built for fast, confident drilling into wood. Rather than skimming or wandering, this bit’s geometry guides itself into the material, producing true, straight holes with less effort and fewer interruptions. The 7\/16\" hex shank ensures a secure grip in most drill chucks and impact drivers, so you stay in control even under higher torque. Sized at 3-5\/8\" and 5-1\/8\" long, it’s an efficient choice when you need a large-diameter hole without switching tools mid-project.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCreating large pass-through holes for cables, conduit, or plumbing in wooden studs, beams, or cabinetry.\u003c\/li\u003e \u003cli\u003eRough-in work in carpentry, furniture making, and DIY builds where speed and hole uniformity matter.\u003c\/li\u003e \u003cli\u003eSituations where a pilot hole isn’t desirable or practical, allowing you to bore quickly with fewer passes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to get the best results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUse a drill or driver that accepts hex-shank bits for a secure, slip-free experience.\u003c\/li\u003e \u003cli\u003eLet the bit do the work—apply steady, moderate pressure and let the self-feed action pull the bit through the material.\u003c\/li\u003e \u003cli\u003eKeep the bit sharp and clean; wipe away dust after use and store in the included tube to prevent damage.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical notes\u003c\/h3\u003e\n\u003cp\u003ePackaged in a sturdy tube for protection and easy organization, this single Diablo Speedemon self-feed bit is a reliable addition to any woodworker’s toolkit. Its steel construction and precise 3-5\/8\" bore size make it a practical choice for professional carpenters, electricians, and serious DIY enthusiasts who frequently need clean, oversized holes in wood.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Diablo","offers":[{"title":"Default Title","offer_id":52190505468178,"sku":"2009774","price":166.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/2009774_A.eps_High.jpg?v=1775854844","url":"https:\/\/nationalhardwaregroup.com\/products\/diablo-speedemon-3-5-8-in-x-5-1-8-in-l-steel-self-feed-bit-hex-shank","provider":"National Hardware Group","version":"1.0","type":"link"}