{"product_id":"crosstar-cobalt-stepped-point-drill-bit-set-21pcs-1-16-1-2-tialn-coated-step-drill-head-m35-hss-jobber-bits-no-pre-drilling-3-flat-shank-with-indexed-storage-case-precise-drilling-for-hardened-steel","title":"Crosstar Cobalt Stepped Point Drill Bit Set-21pcs 1\/16\"-1\/2\" TiAlN Coated Step Drill Head,M35 HSS Jobber Bits,No Pre-Drilling,3-Flat Shank,with Indexed Storage Case,Precise Drilling,for Hardened Steel","description":"\u003ch3\u003eCrosstar Cobalt Stepped Point Drill Bit Set-21pcs 1\/16\"-1\/2\" TiAlN Coated Step Drill Head,M35 HSS Jobber Bits,No Pre-Drilling,3-Flat Shank,with Indexed Storage Case,Precise Drilling,for Hardened Steel\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\u003e21-Piece M35 Cobalt Steel Drill Bit Set: Targeted for Hard MetalsCrafted from premium M35 cobalt steel with 5% cobalt core, this drill bit set is engineered to tackle tough metals ranging from 3060 HRC hardness. It delivers superior drilling performance on stainless steel, high-temperature alloy steel, and bearing steel, outperforming ordinary high-speed steel bits on hard materials.\u003c\/li\u003e\n         \u003cli\u003e135 Step Drill Head: 50% Faster, No Pre-Drilling NeededBoasting a 135 split-point step design, this drill bit enables instant, accurate startingeven on curved surfaces. The stepped structure delivers rounder, smoother holes and allows easy hole enlargement on existing openings. The tri-flat shank locks securely in chucks for stable, wobble-free drilling.\u003c\/li\u003e\n         \u003cli\u003eExclusive TiAlN Nano CoatingUnlike the mainstream oxide, blued, or yellow-baked coatings on the market, our drill bits feature an exclusive high-performance TiAlN nano coating. Boasting 1400F heat resistance and 6x enhanced durability, this unique coating solution outshines competitors and delivers unmatched drilling performance for tough tasks.\u003c\/li\u003e\n         \u003cli\u003eSuperior Shockproof CaseOur premium shockproof case is attractive, shatter-resistant and effectively solves the common issues of flimsy plastic boxes that break easily and iron boxes that tend to rust; each drill body is marked with laser-etched size labels for quick access, and the 21-piece set comes with practical popular sizes for secure storage and hassle-free use.\u003c\/li\u003e\n         \u003cli\u003eUsage Tips + Guarantee Apply steady vertical pressure during operation (do not twist the drill bit) and match the rotational speed to the bit size for optimal performance: 1\/169\/64 inch bits recommended at 1260rpm; 5\/321\/4 inch bits at 740rpm; 5\/161\/2 inch bits at 290rpm. if any quality issues arise during use, please contact us promptlywe will make every effort to resolve the problem and ensure your satisfactory shopping experience.\u003c\/li\u003e\n  \u003c\/ul\u003e","brand":"Crosstar","offers":[{"title":"Default Title","offer_id":50261509079277,"sku":"B0G1LQJ86Y","price":254.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0324\/1050\/1164\/files\/B0G1LQJ86Y.jpg?v=1783593764","url":"https:\/\/leoforward.com\/products\/crosstar-cobalt-stepped-point-drill-bit-set-21pcs-1-16-1-2-tialn-coated-step-drill-head-m35-hss-jobber-bits-no-pre-drilling-3-flat-shank-with-indexed-storage-case-precise-drilling-for-hardened-steel","provider":"LeoForward AU","version":"1.0","type":"link"}