{"product_id":"3-flute-4-12mm-5-23mm-step-drill-bit-tialn-coated-hrc62-65-hss-co-m35-cobalt-step-drill-triangular-shank","title":"3 Flute 4-12mm 5-23mm Step Drill Bit TiAlN Coated HRC62-65 HSS-Co M35 Cobalt Step Drill Triangular Shank","description":"Specification: \u003cbr\u003e\nMaterial: M35 Cobalt(HSS-Co); \u003cbr\u003e\nCoated: TiAlN Coated; \u003cbr\u003e\nHardness: HRC62-65; \u003cbr\u003e\nFlute: 3 Flutes; \u003cbr\u003e\nShank: Triangular Shank; \u003cbr\u003e\nGrooves: 3 Spiral Grooves; \u003cbr\u003e\nQuantity: 1 Pc x Step Drill Bit. \u003cbr\u003e\nSize: \u003cbr\u003e\n9 Steps: 4,5,6,7,8,9,10,11,12mm; \u003cbr\u003e\n10 Steps: 5,7,9,11,13,15,17,19,21,23mm. \u003cbr\u003e\n  \u003cbr\u003e\nFeatures: \u003cbr\u003e\n- Suitable for 1mm stainless steel plate, 3mm iron plate, steel, copper, plastic, wood plate. \u003cbr\u003e\n- 3 slot, 3 spiral slot design: Large chip removal, fast heat dissipation, fast drilling, low vibration, high stability and high drilling accuracy. \u003cbr\u003e\n- Triangular shank design, suitable for many types of electric drills\u003cbr\u003e\n- HSS-Co\/M35: 4241 quenched high speed steel material, the hardness is the same as 6542 material. \u003cbr\u003e\n- Industrial-grade TiAlN Plating: \u003cbr\u003e\n1. Form Al2O3 protection cover, fit for high speed drilling. \u003cbr\u003e\n2. Can work without coolant. \u003cbr\u003e\n3. Hardness up to HRC62-65. \u003cbr\u003e\n4. Life service 2-3 times longer than common HSS-Co M35 step drill. \u003cbr\u003e\n  \u003cbr\u003e\nPackage Included: \u003cbr\u003e\n1 pc x 3 Flute Step Drill Bit ","brand":"GreenZech","offers":[{"title":"4-12mm9 Step","offer_id":42665456009386,"sku":"JG-DB7172033","price":15.2,"currency_code":"GBP","in_stock":true},{"title":"5-23mm10 Steps","offer_id":42665456042154,"sku":"JG-DB7172034","price":21.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0280\/6179\/4375\/products\/e23d3d9d-c0ff-46ad-94a1-426244e8828a.jpg?v=1646803665","url":"https:\/\/greenzech.com\/products\/3-flute-4-12mm-5-23mm-step-drill-bit-tialn-coated-hrc62-65-hss-co-m35-cobalt-step-drill-triangular-shank","provider":"GreenZech","version":"1.0","type":"link"}