{"product_id":"m35-cobalt-twist-drill-bits-hss-jobber-length-hardened-metal","title":"M35 Cobalt Twist Drill Bits – HSS Jobber Length Hardened Metal","description":"\u003ch2\u003eM35 Cobalt Twist Drill Bits – High-Speed Steel, Jobber Length\u003c\/h2\u003e\n\u003cp\u003eUpgrade your drilling toolkit with these \u003cstrong\u003eM35 Cobalt High-Speed Steel (HSS-Co) Twist Drill Bits\u003c\/strong\u003e. Engineered for demanding applications, these jobber-length drill bits are built to cut through hardened metals, stainless steel, cast iron, and other tough materials with precision and efficiency. Whether you're a professional tradesperson or a serious DIY enthusiast, these bits deliver consistent, reliable performance job after job.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose M35 Cobalt Drill Bits?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eM35 HSS-Co Construction:\u003c\/strong\u003e Alloyed with 5% cobalt for exceptional heat resistance and extended cutting life — ideal for hard and abrasive materials that would wear out standard HSS bits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eJobber Length Design:\u003c\/strong\u003e The industry-standard length provides versatility across a wide range of drilling tasks, from light fabrication to heavy-duty metalwork.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpiral Flute Geometry:\u003c\/strong\u003e The precision-ground spiral design ensures efficient chip evacuation, reducing friction and heat build-up for smoother, cleaner holes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardened \u0026amp; Ground Finish:\u003c\/strong\u003e Fully hardened for maximum durability and dimensional accuracy, helping each bit maintain its cutting edge longer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStainless Steel Compatible:\u003c\/strong\u003e Specially suited for drilling stainless steel, cast iron, hardened metals, and other high-tensile materials.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable in 3 Size Options:\u003c\/strong\u003e Choose the diameter that best suits your project needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e M35 High-Speed Steel with Cobalt (HSS-Co)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Twist \/ Jobber Length Drill Bit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Hardened \u0026amp; Ground\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Materials:\u003c\/strong\u003e Hardened metals, stainless steel, cast iron, alloy steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Variants:\u003c\/strong\u003e 3 size options\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMetal fabrication and machining workshops\u003c\/li\u003e\n  \u003cli\u003eAutomotive and engineering repairs\u003c\/li\u003e\n  \u003cli\u003ePlumbing and HVAC installation\u003c\/li\u003e\n  \u003cli\u003eGeneral construction and DIY metalwork\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor general tool safety guidelines when working with drill bits and hand tools, refer to the \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA Hand and Power Tools Safety Standards\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What materials can M35 Cobalt Drill Bits cut through?\u003c\/h4\u003e\n\u003cp\u003eA: M35 Cobalt HSS drill bits are designed to drill through hardened metals, stainless steel, cast iron, alloy steel, and other tough, high-tensile materials. The 5% cobalt content gives them superior heat resistance compared to standard HSS bits, making them the right choice for demanding metalwork applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What does \"Jobber Length\" mean for drill bits?\u003c\/h4\u003e\n\u003cp\u003eA: \"Jobber Length\" refers to the standard drill bit length proportion — typically around 9–14 times the diameter of the bit. This is the most commonly used length in workshops and trades, offering a good balance of rigidity and reach for most general-purpose and professional drilling tasks.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does the spiral flute design improve drilling performance?\u003c\/h4\u003e\n\u003cp\u003eA: The spiral flute geometry channels material chips and debris away from the cutting zone as you drill. This efficient chip removal reduces heat build-up and friction, resulting in smoother, more precise holes and significantly extending the working life of each bit.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these drill bits compatible with standard drill chucks?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. These M35 cobalt twist drill bits feature a standard straight shank compatible with most corded and cordless drills, drill presses, and CNC machines with conventional chuck systems.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What materials can M35 Cobalt Drill Bits cut through?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"M35 Cobalt HSS drill bits are designed to drill through hardened metals, stainless steel, cast iron, alloy steel, and other tough, high-tensile materials. The 5% cobalt content gives them superior heat resistance compared to standard HSS bits, making them the right choice for demanding metalwork applications.\"}}, {\"@type\": \"Question\", \"name\": \"What does \\\"Jobber Length\\\" mean for drill bits?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"\\\"Jobber Length\\\" refers to the standard drill bit length proportion — typically around 9–14 times the diameter of the bit. This is the most commonly used length in workshops and trades, offering a good balance of rigidity and reach for most general-purpose and professional drilling tasks.\"}}, {\"@type\": \"Question\", \"name\": \"How does the spiral flute design improve drilling performance?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The spiral flute geometry channels material chips and debris away from the cutting zone as you drill. This efficient chip removal reduces heat build-up and friction, resulting in smoother, more precise holes and significantly extending the working life of each bit.\"}}, {\"@type\": \"Question\", \"name\": \"Are these drill bits compatible with standard drill chucks?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. These M35 cobalt twist drill bits feature a standard straight shank compatible with most corded and cordless drills, drill presses, and CNC machines with conventional chuck systems.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/vpggdm-rp.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Hand Tools \u0026 Hardware\", \"item\": \"https:\/\/vpggdm-rp.myshopify.com\/collections\/hand-tools-hardware\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"M35 Cobalt Twist Drill Bits – HSS Jobber Length Hardened Metal\", \"item\": \"https:\/\/vpggdm-rp.myshopify.com\/products\/m35-cobalt-twist-drill-bits-hss-jobber-length-hardened-metal\"}]}\u003c\/script\u003e","brand":"Qme","offers":[{"title":"As Shown 21Pcs","offer_id":49687302111446,"sku":"14:201766808#As Shown 21Pcs","price":98.64,"currency_code":"USD","in_stock":true},{"title":"As Shown 13Pcs","offer_id":49687302144214,"sku":"14:203206839#As Shown 13Pcs","price":98.64,"currency_code":"USD","in_stock":true},{"title":"As Shown 29Pcs","offer_id":49687302176982,"sku":"14:29#As Shown 29Pcs","price":98.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/5243\/8486\/files\/S1af8606e951a4666b8e9555f82c4c6f6i.webp?v=1785160339","url":"https:\/\/qmeboost.com\/products\/m35-cobalt-twist-drill-bits-hss-jobber-length-hardened-metal","provider":"Qme","version":"1.0","type":"link"}