{"product_id":"m35-cobalt-hss-spiral-step-drill-bit","title":"TG Spiral-Flute Step Drill Bit, HSS-Co5 M35, TiAlN-Coated, for Stainless Steel \u0026 Sheet Metal, 4-12\/4-20\/4-32 mm","description":"This M35 cobalt HSS step drill bit combines a spiral flute, 118° point and TiAlN coating for progressive hole drilling in sheet materials. Choose from 4–12 mm, 4–20 mm or 4–32 mm, supplied individually as one drill bit per purchase.\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; font-size: 12pt; color: #000000; line-height: 1.5;\"\u003e\n\u003ch2 style=\"font-size: 14pt;\"\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eM35 Cobalt HSS:\u003c\/strong\u003e Manufactured from M35 cobalt high-speed steel for improved hardness, wear resistance and cutting-edge durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTiAlN Coating:\u003c\/strong\u003e The industrial coating helps reduce wear and supports reliable performance during compatible metalworking operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpiral-Flute Design:\u003c\/strong\u003e Helps reduce cutting resistance while supporting efficient chip removal and heat dissipation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e118° Drill Point:\u003c\/strong\u003e The X-shaped point geometry supports accurate positioning and helps reduce slipping at the start of drilling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure 3-Flat Shank:\u003c\/strong\u003e Each variant has a size-specific three-flat shank for secure clamping in a compatible three-jaw drill chuck.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"font-size: 14pt;\"\u003eAvailable Variants\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 12pt;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003cth style=\"text-align: left;\"\u003eProduct Code\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eDrilling Range\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eSteps\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eStep Height\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eCutting Length\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eShank Diameter\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eWeight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e000504-4-12\u003c\/td\u003e\n\u003ctd\u003e4–12 mm\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e7 mm\u003c\/td\u003e\n\u003ctd\u003e45 mm\u003c\/td\u003e\n\u003ctd\u003e6 mm\u003c\/td\u003e\n\u003ctd\u003e0.02 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e000504-4-20\u003c\/td\u003e\n\u003ctd\u003e4–20 mm\u003c\/td\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003ctd\u003e5.5 mm\u003c\/td\u003e\n\u003ctd\u003e53 mm\u003c\/td\u003e\n\u003ctd\u003e8 mm\u003c\/td\u003e\n\u003ctd\u003e0.05 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e000504-4-32\u003c\/td\u003e\n\u003ctd\u003e4–32 mm\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e4 mm\u003c\/td\u003e\n\u003ctd\u003e78 mm\u003c\/td\u003e\n\u003ctd\u003e10 mm\u003c\/td\u003e\n\u003ctd\u003e0.17 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size: 14pt;\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 12pt;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003cth style=\"text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSpiral-Flute Step Drill Bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eM35 cobalt high-speed steel (HSS-Co5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoating\u003c\/td\u003e\n\u003ctd\u003eTiAlN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable Drilling Ranges\u003c\/td\u003e\n\u003ctd\u003e4–12 mm, 4–20 mm and 4–32 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter Increment\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoint Angle\u003c\/td\u003e\n\u003ctd\u003e118°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlute Type\u003c\/td\u003e\n\u003ctd\u003eSpiral flute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter Markings\u003c\/td\u003e\n\u003ctd\u003eLaser marked\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShank Type\u003c\/td\u003e\n\u003ctd\u003e3-flat anti-slip shank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSales Unit\u003c\/td\u003e\n\u003ctd\u003e1 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size: 14pt;\"\u003eRecommended Workpiece Thickness\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 12pt;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003cth style=\"text-align: left;\"\u003eWorkpiece Material\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eSupplier-Recommended Maximum Thickness\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003ctd\u003eUp to 1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarbon Steel and Iron Plate\u003c\/td\u003e\n\u003ctd\u003eUp to 5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAluminium and Copper Sheet\u003c\/td\u003e\n\u003ctd\u003eUp to 5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlastic Sheet\u003c\/td\u003e\n\u003ctd\u003eUp to 5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size: 14pt;\"\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProgressive drilling and enlargement of holes in sheet material\u003c\/li\u003e\n\u003cli\u003eDeburring and countersinking existing holes\u003c\/li\u003e\n\u003cli\u003eDrilling carbon steel, iron, aluminium and copper sheet\u003c\/li\u003e\n\u003cli\u003eDrilling thin stainless-steel and compatible plastic sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"font-size: 14pt;\"\u003eTool Compatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThe 4–12 mm variant requires a three-jaw chuck capable of accepting a 6 mm shank.\u003c\/li\u003e\n\u003cli\u003eThe 4–20 mm variant requires a three-jaw chuck capable of accepting an 8 mm shank.\u003c\/li\u003e\n\u003cli\u003eThe 4–32 mm variant requires a three-jaw chuck capable of accepting a 10 mm shank.\u003c\/li\u003e\n\u003cli\u003eSuitable for compatible handheld electric drills, cordless drills and bench drills.\u003c\/li\u003e\n\u003cli\u003eA bench drill is recommended when machining metal workpieces between 2 mm and 5 mm thick.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"font-size: 14pt;\"\u003eOperating Guidance\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSelect the spindle speed according to the active drilling diameter and workpiece material.\u003c\/li\u003e\n\u003cli\u003eReduce the spindle speed progressively as the drilling diameter increases.\u003c\/li\u003e\n\u003cli\u003eUse suitable cutting fluid when drilling metal to reduce heat and cutting-edge wear.\u003c\/li\u003e\n\u003cli\u003eSecure the workpiece and ensure that the drill bit is firmly clamped before use.\u003c\/li\u003e\n\u003cli\u003eDo not use this step drill bit on concrete, ceramic tiles or glass.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"font-size: 14pt;\"\u003eIncluded Components\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × M35 cobalt HSS spiral step drill bit in the selected size\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"TG","offers":[{"title":"4-12 SPIRAL FLUTE","offer_id":58783273484613,"sku":"000504-4-12","price":7.48,"currency_code":"EUR","in_stock":true},{"title":"4-20 SPIRAL FLUTE","offer_id":58783273517381,"sku":"000504-4-20","price":13.13,"currency_code":"EUR","in_stock":true},{"title":"4-32 SPIRAL FLUTE","offer_id":58783273550149,"sku":"000504-4-32","price":31.22,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/0955\/9877\/files\/7f6de670-55e0-42b4-bfcb-b69772975c64.jpg?v=1785999706","url":"https:\/\/www.periplusmro.com\/products\/m35-cobalt-hss-spiral-step-drill-bit","provider":"PERIPLUS MRO SHOP","version":"1.0","type":"link"}