{"product_id":"cobalt-drill-bit-7-16-in-twist-drill-bits-pack-of-5-m35-jobber","title":"Cobalt Drill Bit 7\/16 in Twist Drill Bits Pack of 5 - M35 Jobber","description":"\u003cp\u003eIn this review the focus is on a practical 7\/16 in drill bit set aimed at users who need reliable metal drilling without premium tooling costs. The bottom line: these are industry grade \u003cstrong\u003eM35 cobalt drill bits\u003c\/strong\u003e that handle stainless and mild steel better than ordinary HSS, packaged as a 5-piece set in an index storage case for neat organization. They suit hobbyists and tradespeople who want a sharp, hardened bit for tougher metals while avoiding specialty sizes or coated variants.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e7\/16 in size:\u003c\/strong\u003e A common diameter that fits most power drills and is useful for metal fabrication, repair work, and larger pilot holes in wood and plastic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM35 high speed steel:\u003c\/strong\u003e Contains 5% cobalt for increased hardness and heat resistance, helping the bits keep their edge when drilling harder metals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e135 degree split point:\u003c\/strong\u003e The split point geometry reduces walking so drilling starts quickly and accurately without a center punch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully ground spiral flute:\u003c\/strong\u003e Polished and ground flutes clear chips efficiently and reduce friction and heat buildup for longer cutting runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndex storage case:\u003c\/strong\u003e The included case keeps the five bits organized and protected, making it easier to transport and find the correct size.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis set is best for home mechanics, metal fabricators, and serious DIYers who regularly drill into \u003cstrong\u003estainless steel\u003c\/strong\u003e, cast iron and other hard metals but do not need a full metric assortment. The M35 composition and split point geometry make it a practical choice where durability and accuracy matter.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include users who need delicate micro-drilling, coated bits for extreme wear resistance, or very large industrial quantities; also, if you only drill soft materials, a standard HSS set will be cheaper and sufficient.\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\u003eGood cutting performance in mild steel and stainless due to the \u003cstrong\u003e5% cobalt M35\u003c\/strong\u003e alloy and sharp factory grind.\u003c\/li\u003e\n\u003cli\u003eReduced bit walking from the \u003cstrong\u003e135 split point\u003c\/strong\u003e, giving more precise starts without a pilot punch.\u003c\/li\u003e\n\u003cli\u003eDurable finish and polished flutes help chip evacuation and reduce heat during extended drilling.\u003c\/li\u003e\n\u003cli\u003ePack of five in an index case provides neat storage and ready transport to job sites.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome users note mixed long-term durability compared with premium cobalt brands, so heavy continuous production use may reveal wear sooner.\u003c\/li\u003e\n\u003cli\u003eOnly one size is included, so additional sizes must be purchased separately for a full set.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e7\/16 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eM35 high speed steel (5% cobalt)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTip geometry\u003c\/td\u003e\n\u003ctd\u003e135 degree split point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShank type\u003c\/td\u003e\n\u003ctd\u003eStraight shank (fits most power drills)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003eJobber length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003ePack of 5 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eIndex storage case included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eFor anyone needing reliable 7\/16 in bits for occasional to moderate metalworking, this M35 set delivers solid value: the cobalt alloy and split point mean cleaner starts and better life in stainless and steel than generic HSS. It is a sensible buy for DIYers and small shops, while production shops seeking maximum longevity may prefer premium industrial-grade options.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan these bits drill stainless steel?\u003c\/strong\u003e\u003cbr\u003eYes, the M35 composition and split point are designed for hard metals including stainless, but moderate speed and steady pressure are recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill they fit my cordless drill?\u003c\/strong\u003e\u003cbr\u003eYes, the straight shank is compatible with the majority of power drills and chucks on the market.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they require lubrication?\u003c\/strong\u003e\u003cbr\u003eUsing cutting fluid or coolant when drilling hard metals will extend bit life and reduce heat.\u003c\/p\u003e","brand":"ZNXIMER","offers":[{"title":"Default Title","offer_id":48631241081051,"sku":"B0CLJ77DCM","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61qSCd27lQL._SL1500.jpg?v=1778478163","url":"https:\/\/gearmusthave.com\/products\/cobalt-drill-bit-7-16-in-twist-drill-bits-pack-of-5-m35-jobber","provider":"GearMustHave","version":"1.0","type":"link"}