{"product_id":"df-dualferv-cobalt-left-hand-drill-bit-set-13-pcs-tin-coated-hss-for-hardened-metal-1-16-1-4-in","title":"DF DUALFERV Cobalt Left-Hand Drill Bit Set, 13 Pcs TiN-Coated HSS for Hardened Metal (1\/16-1\/4 in)","description":"\u003ch2\u003eUnlock versatile metalworking with the DF DUALFERV Cobalt Left-Hand Drill Bit Set\u003c\/h2\u003e\u003cp\u003eThis 13-piece collection brings cobalt-containing high-speed steel together with a titanium nitride coating to deliver durable performance when you tackle tough metals. The left-handed design adds practical flexibility, and the included tin storage case helps you keep every bit organized for faster setups on any project.\u003c\/p\u003e\u003ch3\u003eWhy this set stands out\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCobalt HSS with TiN coating increases hardness and reduces friction, helping the bits stay sharp and cooler under load when drilling through hardened metal, stainless steel, and cast iron.\u003c\/li\u003e\n\u003cli\u003e135-degree double-edged cutting geometry with a polished edge minimizes runout, promoting more precise hole placement and cleaner finishes.\u003c\/li\u003e\n\u003cli\u003eLeft-handed design is compatible with screw extractors and can aid in removing damaged screws during maintenance or assembly tasks.\u003c\/li\u003e\n\u003cli\u003eComprehensive size range of 13 bits from 1\/16 inch to 1\/4 inch covers common drilling needs in metalworking and DIY projects.\u003c\/li\u003e\n\u003cli\u003eConvenient tin storage case with an indexed size chart keeps each bit in its place, reducing mix-ups after use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePractical uses and best practices\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIdeal for projects involving hardened metal, stainless steel panels, or cast iron hardware where durability matters.\u003c\/li\u003e\n\u003cli\u003eGreat for DIY renovations, automotive repairs, and metal fabrication tasks that require consistent bit life and predictable results.\u003c\/li\u003e\n\u003cli\u003ePair with appropriate drill speeds and steady feeds to help extend bit life and maintain cutting efficiency without excessive heat buildup.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhile these bits are designed for demanding materials, assess each task to choose the right tool and technique. The set offers possibilities for smoother drilling experiences, better edge quality, and organized storage, without promising guaranteed outcomes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What materials can these drill bits handle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They’re designed for hardened metals, stainless steel, and cast iron, with cobalt HSS and TiN coating for wear resistance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I store and maintain the bits?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Store in the included tin case with a size index; wipe clean after use and keep dry to extend life.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DF DUALFERV","offers":[{"title":"Default Title","offer_id":53092720541807,"sku":"B0DCBDQ2WN","price":30.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/df-dualferv-cobalt-left-hand-drill-bit-set-1-16-1-4-inch-case.jpg?v=1778755727","url":"https:\/\/taskholt.com\/products\/df-dualferv-cobalt-left-hand-drill-bit-set-13-pcs-tin-coated-hss-for-hardened-metal-1-16-1-4-in","provider":"TaskHolt","version":"1.0","type":"link"}