{"product_id":"cobalt-drill-bit-set-6-pcs-multi-purpose-hss-co-thread-tap-countersink-bit-set-with-1-4-inch-quick-change-hex-shank-for-metal-drilling","title":"Cobalt Drill Bit Set (6 PCS) - Multi-Purpose HSS Co Thread Tap \u0026 Countersink Bit Set with 1\/4 Inch Quick Change Hex Shank for Metal Drilling","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n        @import url('https:\/\/fonts.googleapis.com\/css2?family=Chakra+Petch:wght@600;700;800\u0026family=Inter:wght@400;500;600;700\u0026display=swap');\n\n        :root {\n            --primary-yellow: #F5A623;\n            --primary-dark-yellow: #D08711;\n            --dark-bg: #121417;\n            --card-bg: #1A1D20;\n            --card-border: #2C3036;\n            --text-light: #F8F9FA;\n            --text-muted: #A0A6B1;\n            --accent-green: #28A745;\n            --accent-red: #DC3545;\n 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*\/\n        .specs-grid {\n            display: grid;\n            grid-template-columns: repeat(4, 1fr);\n            gap: 16px;\n            margin-bottom: 32px;\n        }\n\n        .spec-card {\n            background: var(--card-bg);\n            border: 1px solid var(--card-border);\n            border-radius: 12px;\n            padding: 20px 14px;\n            text-align: center;\n            transition: transform 0.2s ease, border-color 0.2s ease;\n        }\n\n        .spec-card:hover {\n            transform: translateY(-4px);\n            border-color: var(--primary-yellow);\n        }\n\n        .spec-icon {\n            font-size: 28px;\n            margin-bottom: 8px;\n        }\n\n        .spec-card h4 {\n            font-family: 'Chakra Petch', sans-serif;\n            font-size: 15px;\n            color: var(--primary-yellow);\n            text-transform: uppercase;\n            margin-bottom: 4px;\n        }\n\n        .spec-card p {\n            font-size: 12px;\n  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.comparison-table th, .comparison-table td {\n            padding: 14px;\n            border: 1px solid var(--card-border);\n        }\n\n        .comparison-table th {\n            background-color: #121417;\n            font-family: 'Chakra Petch', sans-serif;\n            text-transform: uppercase;\n        }\n\n        .comparison-table th.highlight {\n            color: var(--primary-yellow);\n            background-color: #23272E;\n        }\n\n        .comparison-table tr:nth-child(even) {\n            background-color: rgba(255, 255, 255, 0.02);\n        }\n\n        .check-icon {\n            color: var(--accent-green);\n            font-weight: bold;\n        }\n\n        .cross-icon {\n            color: var(--accent-red);\n            font-weight: bold;\n        }\n\n        \/* Applications Grid *\/\n        .app-grid {\n            display: grid;\n            grid-template-columns: repeat(4, 1fr);\n            gap: 16px;\n        }\n\n        .app-card {\n            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   border-bottom: 1px solid var(--card-border);\n            color: var(--text-light);\n        }\n\n        \/* Pro Tips Box *\/\n        .tips-box {\n            background: linear-gradient(135deg, rgba(245, 166, 35, 0.1) 0%, rgba(18, 20, 23, 1) 100%);\n            border-left: 4px solid var(--primary-yellow);\n            padding: 20px;\n            border-radius: 8px;\n            margin-top: 16px;\n        }\n\n        .tips-box h4 {\n            font-family: 'Chakra Petch', sans-serif;\n            color: var(--primary-yellow);\n            font-size: 16px;\n            margin-bottom: 8px;\n            text-transform: uppercase;\n        }\n\n        .tips-box ul {\n            padding-left: 20px;\n            font-size: 13px;\n            color: var(--text-muted);\n        }\n\n        .tips-box li {\n            margin-bottom: 6px;\n        }\n\n        \/* FAQ Section *\/\n        .faq-item {\n            border-bottom: 1px solid var(--card-border);\n            padding: 16px 0;\n        }\n\n        .faq-item h5 {\n            font-size: 15px;\n            color: var(--primary-yellow);\n            margin-bottom: 6px;\n        }\n\n        .faq-item p {\n            font-size: 13px;\n            color: var(--text-muted);\n        }\n\n        \/* Footer *\/\n        .footer-note {\n            text-align: center;\n            padding: 16px 0 36px 0;\n            color: var(--text-muted);\n            font-size: 12px;\n            text-transform: uppercase;\n            letter-spacing: 1px;\n        }\n\n        \/* Mobile Adaptation *\/\n        @media (max-width: 768px) {\n            .hero-title {\n                font-size: 26px;\n            }\n\n            .specs-grid, .app-grid {\n                grid-template-columns: repeat(2, 1fr);\n            }\n\n            .feature-row, .feature-row.reverse {\n                flex-direction: column;\n                padding: 18px;\n                gap: 20px;\n            }\n\n            .feature-img {\n                width: 100%;\n                min-width: 100%;\n            }\n\n            .comparison-table {\n                font-size: 12px;\n            }\n\n            .comparison-table th, .comparison-table td {\n                padding: 8px 4px;\n            }\n        }\n\n        @media (max-width: 480px) {\n            .app-grid {\n                grid-template-columns: 1fr;\n            }\n        }\n    \u003c\/style\u003e\n\u003cdiv class=\"container\"\u003e\n\u003cheader class=\"hero\"\u003e\u003cspan class=\"hero-tag\"\u003eIndustrial Grade Tooling\u003c\/span\u003e\n\u003ch1 class=\"hero-title\"\u003eCobalt Drill Bit Set (6 PCS)\u003c\/h1\u003e\n\u003cp class=\"hero-subtitle\"\u003eM35 Cobalt High-Speed Steel All-in-One Combination Drill \u0026amp; Tap Bits. Engineered for ultra-fast drilling, precise thread tapping, and smooth countersinking on hard metals.\u003c\/p\u003e\n\u003c\/header\u003e\n\u003csection class=\"specs-grid\"\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-icon\"\u003e⚡\u003c\/div\u003e\n\u003ch4\u003eCobalt HSS-Co\u003c\/h4\u003e\n\u003cp\u003eHeat \u0026amp; Wear Resistant\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-icon\"\u003e🌀\u003c\/div\u003e\n\u003ch4\u003eSpiral Flute\u003c\/h4\u003e\n\u003cp\u003eRapid Chip Clearance\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-icon\"\u003e🔩\u003c\/div\u003e\n\u003ch4\u003e1\/4\" Hex Shank\u003c\/h4\u003e\n\u003cp\u003eAnti-Slip Quick Change\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-icon\"\u003e🎯\u003c\/div\u003e\n\u003ch4\u003e3-in-1 Action\u003c\/h4\u003e\n\u003cp\u003eDrill, Tap \u0026amp; Deburr\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003carticle class=\"feature-row\"\u003e\n\u003cdiv class=\"feature-img\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0751\/4891\/8950\/files\/1_52c17e5f-4467-4424-9633-ae79be572cf8.png?v=1785211869\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0751\/4891\/8950\/files\/3_b470f094-ee6f-404f-9e2a-430c35135030.png?v=1785212427\" alt=\"\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-content\"\u003e\n\u003ch3 class=\"feature-title\"\u003eM35 Cobalt Alloy Construction\u003c\/h3\u003e\n\u003cp class=\"feature-desc\"\u003eInfused with 5% Cobalt high-speed steel to significantly boost thermal resistance and surface hardness. Maintains a razor-sharp cutting edge even when drilling through high-temperature, tough materials.\u003c\/p\u003e\n\u003cul class=\"feature-bullets\"\u003e\n\u003cli\u003eSuperior heat endurance prevents bit burnout\u003c\/li\u003e\n\u003cli\u003eUp to 5X longer service life compared to standard HSS\u003c\/li\u003e\n\u003cli\u003eEffortlessly cuts through stainless steel \u0026amp; hard metal plates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"feature-row reverse\"\u003e\n\u003cdiv class=\"feature-content\"\u003e\n\u003ch3 class=\"feature-title\"\u003e3-in-1 Time-Saving Efficiency\u003c\/h3\u003e\n\u003cp class=\"feature-desc\"\u003eCombines hole drilling, thread tapping, and edge deburring\/countersinking into a single pass. Eliminates tool changes and drastically increases job site productivity.\u003c\/p\u003e\n\u003cul class=\"feature-bullets\"\u003e\n\u003cli\u003eCompletes drilling, tapping, and deburring simultaneously\u003c\/li\u003e\n\u003cli\u003e135° Split point prevents \"wandering\" or skidding on contact\u003c\/li\u003e\n\u003cli\u003eCreates clean, precise, burr-free threaded holes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"feature-row\"\u003e\n\u003cdiv class=\"feature-img\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0751\/4891\/8950\/files\/3_b470f094-ee6f-404f-9e2a-430c35135030.png?v=1785212427\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0751\/4891\/8950\/files\/5b7d52f2cb6bb408dc603c4f2609d4f83a73fe14-400.jpg?v=1785211750\" alt=\"\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-content\"\u003e\n\u003ch3 class=\"feature-title\"\u003e1\/4\" Universal Quick-Change Hex Shank\u003c\/h3\u003e\n\u003cp class=\"feature-desc\"\u003eEngineered with a standard 1\/4-inch hex shank that locks securely into hand drills, impact drivers, and bench presses, eliminating bit slipping under heavy torque.\u003c\/p\u003e\n\u003cul class=\"feature-bullets\"\u003e\n\u003cli\u003eCompatible with power drivers and tap chucks\u003c\/li\u003e\n\u003cli\u003eDeep spiral flutes evacuate metal shavings instantly\u003c\/li\u003e\n\u003cli\u003ePrevents jamming and heat buildup during deep holes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003csection class=\"section-box\"\u003e\n\u003ch3 class=\"section-title\"\u003eWhy Choose Our Cobalt Set?\u003c\/h3\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable class=\"comparison-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth class=\"highlight\"\u003eOur 6-PCS Cobalt Set\u003c\/th\u003e\n\u003cth\u003eStandard HSS Bits\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM35 Cobalt High-Speed Steel\u003c\/td\u003e\n\u003ctd\u003eCarbon Steel \/ Standard HSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExtreme (Up to 600°C+)\u003c\/td\u003e\n\u003ctd\u003eLow (Dulls easily at high temp)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWork Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"check-icon\"\u003e✓\u003c\/span\u003e 3-in-1 (Drill + Tap + Deburr)\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"cross-icon\"\u003e✗\u003c\/span\u003e Single Function Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStainless Steel Ready\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"check-icon\"\u003e✓\u003c\/span\u003e Yes (Smooth Cutting)\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"cross-icon\"\u003e✗\u003c\/span\u003e No (Prone to snap\/dull)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShank Stability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/4\" Hex Shank (Anti-Slip)\u003c\/td\u003e\n\u003ctd\u003eRound Shank (Slips easily)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"section-box\"\u003e\n\u003ch3 class=\"section-title\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0751\/4891\/8950\/files\/261e9224f437968824c72dfd534d429db059e63b-600.jpg?v=1785211750\" alt=\"\"\u003eMulti-Material Compatibility\u003c\/h3\u003e\n\u003cdiv class=\"app-grid\"\u003e\n\u003cdiv class=\"app-card\"\u003e\n\u003ch5\u003eStainless Steel\u003c\/h5\u003e\n\u003cp\u003eIdeal for 304\/316 sheet metal \u0026amp; pipes\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"app-card\"\u003e\n\u003ch5\u003eIron \u0026amp; Carbon Steel\u003c\/h5\u003e\n\u003cp\u003eHeavy-duty drilling \u0026amp; thread tapping\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"app-card\"\u003e\n\u003ch5\u003eAluminum \u0026amp; Copper\u003c\/h5\u003e\n\u003cp\u003eFast, smooth cuts without chip clogging\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"app-card\"\u003e\n\u003ch5\u003eWood \u0026amp; Hard Plastics\u003c\/h5\u003e\n\u003cp\u003eClean, splinter-free precision holes\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"section-box\"\u003e\n\u003ch3 class=\"section-title\"\u003e6-Piece Size Specifications\u003c\/h3\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable class=\"size-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eThread Diameter\u003c\/th\u003e\n\u003cth\u003ePitch\u003c\/th\u003e\n\u003cth\u003eDrill Length\u003c\/th\u003e\n\u003cth\u003eShank Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.0 mm\u003c\/td\u003e\n\u003ctd\u003e0.5 mm\u003c\/td\u003e\n\u003ctd\u003e54 mm\u003c\/td\u003e\n\u003ctd\u003e1\/4\" Hex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM4\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.0 mm\u003c\/td\u003e\n\u003ctd\u003e0.7 mm\u003c\/td\u003e\n\u003ctd\u003e54 mm\u003c\/td\u003e\n\u003ctd\u003e1\/4\" Hex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM5\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.0 mm\u003c\/td\u003e\n\u003ctd\u003e0.8 mm\u003c\/td\u003e\n\u003ctd\u003e57 mm\u003c\/td\u003e\n\u003ctd\u003e1\/4\" Hex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM6\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.0 mm\u003c\/td\u003e\n\u003ctd\u003e1.0 mm\u003c\/td\u003e\n\u003ctd\u003e57 mm\u003c\/td\u003e\n\u003ctd\u003e1\/4\" Hex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.5 mm\u003c\/td\u003e\n\u003ctd\u003e1.25 mm\u003c\/td\u003e\n\u003ctd\u003e58 mm\u003c\/td\u003e\n\u003ctd\u003e1\/4\" Hex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM10\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 mm\u003c\/td\u003e\n\u003ctd\u003e1.5 mm\u003c\/td\u003e\n\u003ctd\u003e58 mm\u003c\/td\u003e\n\u003ctd\u003e1\/4\" Hex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tips-box\"\u003e\n\u003ch4\u003e💡 Pro Tips for Maximum Tool Life:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eControlled RPM:\u003c\/strong\u003e Use low speeds (200-500 RPM) when drilling hard metals like stainless steel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse Lubricant:\u003c\/strong\u003e Apply cutting oil or coolant during drilling to extend bit sharp life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Vertical Alignment:\u003c\/strong\u003e Maintain a 90-degree angle to ensure accurate thread tapping and prevent bit breakage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"section-box\"\u003e\n\u003ch3 class=\"section-title\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch5\u003eQ: Can these drill bits be used with an impact driver?\u003c\/h5\u003e\n\u003cp\u003eA: Yes! The standard 1\/4\" hex shank fits quick-release impact drivers and standard electric hand drills seamlessly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch5\u003eQ: What is the maximum metal thickness recommended for tapping?\u003c\/h5\u003e\n\u003cp\u003eA: For optimal thread tapping performance, we recommend a workpiece thickness of 3mm to 5mm depending on the metal hardness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch5\u003eQ: Why is Cobalt better than standard HSS bits?\u003c\/h5\u003e\n\u003cp\u003eA: Cobalt alloy withstands significantly higher heat levels generated during heavy metal drilling, keeping the cutting edge sharp for much longer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cfooter class=\"footer-note\"\u003e\n\u003cp\u003eHEAVY-DUTY INDUSTRIAL DRILLING SOLUTIONS • PRECISION ENGINEERED\u003c\/p\u003e\n\u003c\/footer\u003e\n\u003c\/div\u003e","brand":"wyx01","offers":[{"title":"1 Set (6 pcs)","offer_id":56874543677606,"sku":"NC02732607283998-6PCS锯齿钻3+4+5+6+6.5+8mm","price":29.99,"currency_code":"USD","in_stock":true},{"title":"2 Set (12 pcs)","offer_id":56874543710374,"sku":"NC02732607283998-6PCS锯齿钻3+4+5+6+6.5+8mm*2","price":36.99,"currency_code":"USD","in_stock":true},{"title":"3 Set (18 pcs)","offer_id":56874543743142,"sku":"NC02732607283998-6PCS锯齿钻3+4+5+6+6.5+8mm*3","price":49.99,"currency_code":"USD","in_stock":true},{"title":"5 Set (30 pcs)","offer_id":56874543775910,"sku":"NC02732607283998-6PCS锯齿钻3+4+5+6+6.5+8mm*5","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/4891\/8950\/files\/1_52c17e5f-4467-4424-9633-ae79be572cf8.png?v=1785211869","url":"https:\/\/cyrarisedeal.com\/products\/cobalt-drill-bit-set-6-pcs-multi-purpose-hss-co-thread-tap-countersink-bit-set-with-1-4-inch-quick-change-hex-shank-for-metal-drilling","provider":"cyrarisedeal","version":"1.0","type":"link"}