{"id":9680951509143,"title":"Crosstar 1 Inch Drill Bit for Hardened Metal-Industrial Grade M35 Cobalt HSS \u0026 TiAlN Coating, 135°Bullet Point for Stainless Steel Cast Iron Alloy Steel, 1\/2\" Reduced Shank, 6\" Total Length 1Inch","handle":"crosstar-1-inch-drill-bit-for-hardened-metal-industrial-grade-m35-cobalt-hss-tialn-coating-135-bullet-point-for-stainless-steel-cast-iron-alloy-steel-1-2-reduced-shank-6-total-length-1inch","description":"\u003ch3\u003eCrosstar 1 Inch Drill Bit for Hardened Metal-Industrial Grade M35 Cobalt HSS \u0026amp; TiAlN Coating, 135°Bullet Point for Stainless Steel Cast Iron Alloy Steel, 1\/2\" Reduced Shank, 6\" Total Length\u003c\/h3\u003e\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003ePremium M35 Cobalt High-Speed Steel This drill bit is manufactured from 50% M35 high-speed steel containing a significant cobalt percentage. The cobalt content enhances red hardness and thermal stability, enabling the cutting edge to retain its hardness during high-temperature drilling operations. This material selection provides prolonged tool life and reliable cutting performance in demanding metalworking tasks.\u003c\/li\u003e\n \u003cli\u003eAdvanced TiAlN Nano-Coating The bit is coated with a Titanium Aluminum Nitride (TiAlN) layer deposited via physical vapor deposition. This coating offers high oxidation resistance at temperatures up to 1,400F and reduces frictional heat generation at the cutting interface. The TiAlN layer increases surface hardness and wear resistance, contributing to sustained cutting efficiency over repeated use.\u003c\/li\u003e\n \u003cli\u003e135Bullet-Point Design The tip is ground to a 135 bullet-point geometry that promotes self-centering upon initial contact. This design minimizes lateral movement or deflection when starting holes on curved, uneven, or hard surfaces. The split point also reduces required feed pressure, produces cleaner hole entries with reduced burrs, and allows for efficient chip removal during drilling.\u003c\/li\u003e\n \u003cli\u003eDimensional Specifications and Shank Compatibility Featuring a 1-inch diameter, a total length of 6 inches, and a flute length of 3 inches, this bit provides adequate reach for deep-hole applications. The shank is reduced to 1\/2 inch with a three-flat profile for secure clamping in standard drill chucks, keyless chucks, and rotary hammer tools, ensuring stable operation.\u003c\/li\u003e\n \u003cli\u003eApplication Range and Recommended Practices This drill bit is suitable for drilling various metals, including stainless steel, alloy steel, cast iron, copper, and aluminum alloys. For optimal results and extended tool life, apply cutting fluid, maintain steady feed pressure, and use lower spindle speeds when drilling harder materials. Periodic chip clearing and retraction during deep-hole drilling further improve cutting performance.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-07-30T19:07:48+10:00","created_at":"2026-07-26T20:18:01+10:00","vendor":"Crosstar","type":"Jobber Drill Bits","tags":["home_improvement_Aug2026"],"price":17400,"price_min":17400,"price_max":17400,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":48068158324887,"title":"1Inch","option1":"1Inch","option2":null,"option3":null,"sku":"B0H24ZYRF1","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Crosstar 1 Inch Drill Bit for Hardened Metal-Industrial Grade M35 Cobalt HSS \u0026 TiAlN Coating, 135°Bullet Point for Stainless Steel Cast Iron Alloy Steel, 1\/2\" Reduced Shank, 6\" Total Length 1Inch - 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1 Inch Drill Bit for Hardened Metal-Industrial Grade M35 Cobalt HSS \u0026amp; TiAlN Coating, 135°Bullet Point for Stainless Steel Cast Iron Alloy Steel, 1\/2\" Reduced Shank, 6\" Total Length\u003c\/h3\u003e\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003ePremium M35 Cobalt High-Speed Steel This drill bit is manufactured from 50% M35 high-speed steel containing a significant cobalt percentage. The cobalt content enhances red hardness and thermal stability, enabling the cutting edge to retain its hardness during high-temperature drilling operations. This material selection provides prolonged tool life and reliable cutting performance in demanding metalworking tasks.\u003c\/li\u003e\n \u003cli\u003eAdvanced TiAlN Nano-Coating The bit is coated with a Titanium Aluminum Nitride (TiAlN) layer deposited via physical vapor deposition. This coating offers high oxidation resistance at temperatures up to 1,400F and reduces frictional heat generation at the cutting interface. The TiAlN layer increases surface hardness and wear resistance, contributing to sustained cutting efficiency over repeated use.\u003c\/li\u003e\n \u003cli\u003e135Bullet-Point Design The tip is ground to a 135 bullet-point geometry that promotes self-centering upon initial contact. This design minimizes lateral movement or deflection when starting holes on curved, uneven, or hard surfaces. The split point also reduces required feed pressure, produces cleaner hole entries with reduced burrs, and allows for efficient chip removal during drilling.\u003c\/li\u003e\n \u003cli\u003eDimensional Specifications and Shank Compatibility Featuring a 1-inch diameter, a total length of 6 inches, and a flute length of 3 inches, this bit provides adequate reach for deep-hole applications. The shank is reduced to 1\/2 inch with a three-flat profile for secure clamping in standard drill chucks, keyless chucks, and rotary hammer tools, ensuring stable operation.\u003c\/li\u003e\n \u003cli\u003eApplication Range and Recommended Practices This drill bit is suitable for drilling various metals, including stainless steel, alloy steel, cast iron, copper, and aluminum alloys. For optimal results and extended tool life, apply cutting fluid, maintain steady feed pressure, and use lower spindle speeds when drilling harder materials. Periodic chip clearing and retraction during deep-hole drilling further improve cutting performance.\u003c\/li\u003e\n \u003c\/ul\u003e"}