{"product_id":"labear-1-4-to-1-1-8-inch-step-drill-bit-m2-hss-tialn-coated-unibit-with-3-8-inch-tri-flat-shank-multi-size-hole-cutter-for-sheet-metal-stainless-steel-aluminum-plastic-style-3-8dr-1-4-1-1-8","title":"LABEAR - 1\/4 to 1-1\/8 Inch Step Drill Bit, M2 HSS TiAlN Coated Unibit with 3\/8 Inch Tri-Flat Shank, Multi-Size Hole Cutter for Sheet Metal, Stainless Steel, Aluminum \u0026 Plastic - style: 3\/8\"Dr. 1\/4\"~1-1\/8\"","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e【1\/4\" to 1-1\/8\" Step Drill Bit】: One step drill bit covers 16 hole sizes: 1\/4\", 21\/64\", 13\/32\", 31\/64\", 9\/16\", 41\/64\", 45\/64\", 49\/64\", 27\/32\", 55\/64\", 7\/8\", 61\/64\", 1-1\/64\", 1-5\/64\", 1-7\/64\", and 1-1\/8\", helping reduce frequent bit changes during drilling work.\u003c\/li\u003e\n\u003cli\u003e【3\/8\" Tri-Flatted Shank】: The 3\/8\" tri-flatted shank provides a secure grip in compatible drill chucks and helps reduce slipping. Overall length is approximately 71mm, with a stepped cutting length of approximately 46mm. Suitable for stainless steel, sheet metal, aluminum, plastic, wood, HVAC, electrical work, automotive repair, and DIY projects.\u003c\/li\u003e\n\u003cli\u003e【135° Split Point Tip】: The 135° X-type split point helps improve self-centering and reduces walking when starting a hole, making it easier to drill with better control on suitable surfaces.\u003c\/li\u003e\n\u003cli\u003e【M2 HSS with TiAlN Coating】: Made from M2 high speed steel with Ultra TiAlN coating, this step drill bit is designed for durability, wear resistance, and longer service life when used with proper speed, pressure, and lubrication.\u003c\/li\u003e\n\u003cli\u003e【Clear Markings \u0026amp; Straight Flute】: Laser-marked size indicators allow quick size checking during use. The straight flute design helps support smooth chip removal for cleaner and more efficient drilling performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Speed Steel (HSS)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish Type:\u003c\/strong\u003e Titanium Aluminum Nitride\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e 3-Flat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Angle String:\u003c\/strong\u003e 135 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e LABEAR\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LABEAR","offers":[{"title":"Default Title","offer_id":48476825452802,"sku":"B0C33K9BXY-style-3-8-dr-1-4-1-1-8","price":32.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/2534\/0418\/files\/31L8C0GU18L.jpg?v=1789103260","url":"https:\/\/mrovanta.com\/products\/labear-1-4-to-1-1-8-inch-step-drill-bit-m2-hss-tialn-coated-unibit-with-3-8-inch-tri-flat-shank-multi-size-hole-cutter-for-sheet-metal-stainless-steel-aluminum-plastic-style-3-8dr-1-4-1-1-8","provider":"MROVanta","version":"1.0","type":"link"}