{"product_id":"diablo-speedemon-2-1-4-in-x-5-1-8-in-l-steel-self-feed-bit-hex-shank","title":"Diablo Speedemon 2-1\/4 in. X 5-1\/8 in. L Steel Self-Feed Bit Hex Shank","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Diablo Speedemon 2-1\/4 in. x 5-1\/8 in. L steel self-feed bit hex shank — a purpose-built wood-boring solution that pairs rugged steel construction with a self-feeding design for faster, cleaner holes. When you’re tackling rough-in work, cabinetry, or deck framing, this bit helps you cut precise, through-holes with less effort and more control.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eOverall length:\u003c\/strong\u003e 5-1\/8 in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrill size (hole diameter):\u003c\/strong\u003e 2-1\/4 in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank type:\u003c\/strong\u003e Hex shank\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShank diameter:\u003c\/strong\u003e 7\/16 in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Tube\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Diablo (Speedemon sub-brand)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Self-feed bit\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Speedemon bit stands out\u003c\/h3\u003e\n\u003cp\u003eDiablo’s Speedemon self-feed bit is designed to make large-diameter holes in wood with less manual effort and tighter control. The self-feed design reduces operator fatigue by pulling the bit through the material, so you waste less time starting and guiding the cut. The hex shank solidly engages your drill or impact driver, delivering consistent bites without slipping or wandering. Built in durable steel, it’s built to withstand repeated use on demanding carpentry and remodeling projects.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRough-in drilling for electrical wiring, plumbing, or ventilation runs where you need a clean, large opening fast\u003c\/li\u003e \u003cli\u003eDecking, framing, and cabinetry work where precise 2-1\/4 in holes save time and effort\u003c\/li\u003e \u003cli\u003eDirect-through-holes in softwood and hardwood where minimal wobble and straightforward bit control are critical\u003c\/li\u003e \u003cli\u003eDIY projects that require a reliable, single-bit solution for multiple large-diameter holes\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for best results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUse a slow to moderate drill speed and steady pressure to maximize the self-feed action without overheating the bit\u003c\/li\u003e \u003cli\u003eEnsure the workpiece is secured and supported to prevent bit deflection during the cut\u003c\/li\u003e \u003cli\u003eStart with a center punch or pilot mark to guide the bit, especially on denser woods\u003c\/li\u003e \u003cli\u003eLet the tool do the work — avoid forcing the bit; allow the self-feed mechanism to pull through the material\u003c\/li\u003e \u003cli\u003eInspect the bit after use and remove any wood debris from the flutes to maintain cutting efficiency\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho benefits from the Diablo Speedemon self-feed bit\u003c\/h3\u003e\n\u003cp\u003eThis bit is ideal for professional woodworkers, electricians, carpenters, and serious DIY enthusiasts who regularly run large-diameter holes. If you value faster progress, cleaner holes, and dependable bit retention through a hex shank, the Diablo Speedemon 2-1\/4 in. x 5-1\/8 in. L steel self-feed bit is a practical upgrade to your toolkit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Diablo","offers":[{"title":"Default Title","offer_id":52190502191378,"sku":"2009766","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/2009766_A.eps_High.jpg?v=1775854826","url":"https:\/\/nationalhardwaregroup.com\/products\/diablo-speedemon-2-1-4-in-x-5-1-8-in-l-steel-self-feed-bit-hex-shank","provider":"National Hardware Group","version":"1.0","type":"link"}