{"id":15862758244512,"title":"Crosstar M35 Cobalt Drill Bit Set,Three-Flute Design,1\/16\"-1\/2\",21pcs 21pcs set","handle":"crosstar-m35-cobalt-drill-bit-set-three-flute-design-1-16-1-2-21pcs-21pcs-set","description":"\u003ch3\u003eCrosstar M35 Cobalt Drill Bit Set,Three-Flute Design,1\/16\"-1\/2\",21pcs\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\u003eEngineered for Hardened Metals with M35 Cobalt Steel Crafted from premium M35 cobalt high-speed steel (5% cobalt), these bits are specifically designed to tackle the tough materials, including stainless steel, hardened cast iron, high-carbon steel, and titanium alloys, with effective drilling hardness up to 60 HRC.\u003c\/li\u003e\n \u003cli\u003eTiAlN Coating for Extreme Heat Resistance \u0026amp; Extended Life The Titanium Aluminum Nitride (TiAlN) nano-coating withstands cutting temperatures up to 1472F (800C), drastically reducing heat buildup and friction. This results in a significantly longer tool life compared to standard titanium nitride or oxide coatings.\u003c\/li\u003e\n \u003cli\u003eTriple-Flute Design: Smother Finish, Faster Drilling, Pinpoint Accuracy The innovative three-flute geometry provides three key advantages over conventional two-flute bits: superior hole roundness and wall finish, approximately 40% improved chip ejection for cooler operation, and enhanced drilling accuracy with reduced bit walk. For optimal performance, recommended for standard depth of cut applications.\u003c\/li\u003e\n \u003cli\u003eThree-Flat Shank for Maximum Grip \u0026amp; Zero Slip The precision-machined three-flat shank ensures a complete lock in the drill chuck, eliminating spin-out even under high-torque conditions from impact drivers and heavy-duty drills. This guarantees full power transfer and safer operation.\u003c\/li\u003e\n \u003cli\u003eComprehensive 21-Piece Professional Set This ready-to-use set includes 21 essential sizes from fine 1\/16\" to heavy-duty 1\/2\", covering over 90% of common metal drilling tasks. *Note: Bits 1\/16\" through 7\/64\" feature a precision two-flute design for delicate work, while sizes 3\/32\" and up utilize the performance triple-flute design.*\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-09-12T15:51:17+10:00","created_at":"2026-09-09T23:58:46+10:00","vendor":"Crosstar","type":"Drill Bit Sets","tags":["heavy_industrial_Sep2026"],"price":34200,"price_min":34200,"price_max":34200,"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":58887810941088,"title":"21pcs set","option1":"21pcs set","option2":null,"option3":null,"sku":"B0FBRY3KCS","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Crosstar M35 Cobalt Drill Bit Set,Three-Flute Design,1\/16\"-1\/2\",21pcs 21pcs set - 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This results in a significantly longer tool life compared to standard titanium nitride or oxide coatings.\u003c\/li\u003e\n \u003cli\u003eTriple-Flute Design: Smother Finish, Faster Drilling, Pinpoint Accuracy The innovative three-flute geometry provides three key advantages over conventional two-flute bits: superior hole roundness and wall finish, approximately 40% improved chip ejection for cooler operation, and enhanced drilling accuracy with reduced bit walk. For optimal performance, recommended for standard depth of cut applications.\u003c\/li\u003e\n \u003cli\u003eThree-Flat Shank for Maximum Grip \u0026amp; Zero Slip The precision-machined three-flat shank ensures a complete lock in the drill chuck, eliminating spin-out even under high-torque conditions from impact drivers and heavy-duty drills. This guarantees full power transfer and safer operation.\u003c\/li\u003e\n \u003cli\u003eComprehensive 21-Piece Professional Set This ready-to-use set includes 21 essential sizes from fine 1\/16\" to heavy-duty 1\/2\", covering over 90% of common metal drilling tasks. *Note: Bits 1\/16\" through 7\/64\" feature a precision two-flute design for delicate work, while sizes 3\/32\" and up utilize the performance triple-flute design.*\u003c\/li\u003e\n \u003c\/ul\u003e"}