{"product_id":"zelcan-19-size-m35-cobalt-step-drill-bit-3-16-in-to-1-3-8-in-smooth","title":"ZELCAN 19-Size M35 Cobalt Step Drill Bit 3\/16 in to 1-3\/8 in - Smooth","description":"\u003cp\u003eOur review finds the ZELCAN 19 Sizes M35 Cobalt Step Drill Bit is aimed at DIYers and tradespeople who need one compact bit to handle a wide range of hole sizes in sheet materials. In this review the biggest reason to buy is versatility: a single titanium-coated HSS step bit covers 19 common sizes from 3\/16 in to 1-3\/8 in, so it replaces multiple bits and speeds up layout work on steel, aluminum, copper, plastics and wood.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-spiral flute design:\u003c\/strong\u003e Clears chips efficiently for faster cutting and smoother holes compared with single- or dual-flute step bits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e19-step sizing:\u003c\/strong\u003e Covers a broad range of hole diameters so users can drill multiple precise sizes without changing tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM35 cobalt HSS with titanium coating:\u003c\/strong\u003e Offers increased strength and wear resistance for tougher jobs and longer life under moderate use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTri-flat shank:\u003c\/strong\u003e The 2\/5 in tri-flat shank improves grip in chucks and reduces slippage during high-torque drilling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact storage case:\u003c\/strong\u003e The included case keeps the step bit protected and portable for workshop or on-site use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe ZELCAN step bit is best for homeowners, auto hobbyists and tradespeople who frequently drill through thin metals, plastics and wood and want a single tool that covers many sizes. It also suits anyone who values neat, deburred holes without swapping bits for every diameter.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for high-volume industrial production or for drilling very thick plate where full-diameter twist bits or hole saws are more appropriate. Users who need guaranteed consistent life under daily heavy sheet-metal use should consider hardened solid bits as a specialist alternative.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReplaces many individual bits with one 19-step unit, saving time and storage space.\u003c\/li\u003e\n\u003cli\u003eFour cutting blades and spiral flutes give noticeably smoother cutting and chip evacuation on plastics and thin metal.\u003c\/li\u003e\n\u003cli\u003eTitanium-coated M35 HSS construction improves strength and extends usable life for general workshop use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCutting performance on thicker or hardened sheet metal is mixed according to some users, so it may wear faster under heavy daily metal work.\u003c\/li\u003e\n\u003cli\u003eSharpness and longevity can vary with material and technique, so proper speeds and lubrication are important to avoid premature wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eZELCAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eM35 high-speed steel with titanium coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSizes covered\u003c\/td\u003e\n\u003ctd\u003e3\/16 in to 1-3\/8 in (19 steps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlute design\u003c\/td\u003e\n\u003ctd\u003eFour spiral flute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShank\u003c\/td\u003e\n\u003ctd\u003e2\/5 in tri-flat shank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded accessory\u003c\/td\u003e\n\u003ctd\u003eCompact storage case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe ZELCAN 19-step M35 cobalt step drill bit is a practical, value-focused tool for workshop and home projects where multiple hole sizes are needed quickly. Its four-flute design and titanium-coated HSS give cleaner holes and reasonable durability for most DIY and light professional use, making it a good buy for anyone who wants fewer tool changes and compact storage.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this cut stainless steel?\u003c\/strong\u003e\u003cbr\u003eIt can cut thinner stainless sheet with care, but performance is mixed on thicker or hardened stainless and life will be shorter than on softer metals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat sizes does it cover?\u003c\/strong\u003e\u003cbr\u003eThe bit covers 19 steps ranging from 3\/16 in up to 1-3\/8 in to handle many common hole diameters without changing bits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it include a case?\u003c\/strong\u003e\u003cbr\u003eYes, the step drill comes with a compact storage case for protection and portability.\u003c\/p\u003e","brand":"ZELCAN","offers":[{"title":"Default Title","offer_id":48187605418203,"sku":"B0CTZQ7VKN","price":37.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61LeIkIoL7L._SL1500.jpg?v=1769518366","url":"https:\/\/gearmusthave.com\/products\/zelcan-19-size-m35-cobalt-step-drill-bit-3-16-in-to-1-3-8-in-smooth","provider":"GearMustHave","version":"1.0","type":"link"}