{"product_id":"ch-tools-hss-e-tin-step-drill-bit-4-22mm-10-steps","title":"CH Tools HSS-E TiN Step Drill Bit 4–22mm – 10 Steps","description":"\u003cp\u003eCH Tools HSS-E TiN Step Drill Bit 4–22mm – 10 Steps, Hex Shank\u003c\/p\u003e\n\u003cp\u003eThe CH Tools HSS-E Step Drill Bit is designed for fast, accurate enlargement of holes in sheet metal, plastics, and thin-walled materials. Manufactured from premium HSS-E (High Speed Steel with Cobalt) and finished with a Titanium Nitride (TiN) coating, this step drill delivers superior wear resistance, reduced friction, and extended tool life in demanding workshop and fabrication environments.\u003c\/p\u003e\n\u003cp\u003eFeaturing ten cutting steps from 4mm to 22mm, this multi-size drill eliminates the need for multiple drill bits, making it ideal for electricians, metal fabricators, automotive technicians, plumbers, and maintenance professionals. The self-starting split point reduces wandering while the hex shank provides a secure grip and minimises slippage in standard drill chucks.\u003c\/p\u003e\n\u003cp\u003eKey Features \u0026amp; Benefits\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePremium HSS-E (Cobalt) construction for improved durability\u003c\/li\u003e\n\u003cli\u003eTitanium Nitride (TiN) coating reduces heat and extends tool life\u003c\/li\u003e\n\u003cli\u003e10 precision drilling steps from 4mm to 22mm\u003c\/li\u003e\n\u003cli\u003eIdeal for drilling and enlarging existing holes\u003c\/li\u003e\n\u003cli\u003eSplit point tip for accurate positioning and reduced walking\u003c\/li\u003e\n\u003cli\u003eHex shank provides secure grip and minimises chuck slippage\u003c\/li\u003e\n\u003cli\u003eSuitable for sheet metal, aluminium, copper, brass, plastics and similar materials\u003c\/li\u003e\n\u003cli\u003eLaser-etched size markings for quick identification\u003c\/li\u003e\n\u003cli\u003eSupplied in a protective storage tube\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTechnical Specifications\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: CH Tools\u003c\/li\u003e\n\u003cli\u003eProduct Type: HSS-E Step Drill Bit\u003c\/li\u003e\n\u003cli\u003eMaterial: HSS-E (Cobalt High Speed Steel)\u003c\/li\u003e\n\u003cli\u003eCoating: Titanium Nitride (TiN)\u003c\/li\u003e\n\u003cli\u003eDrilling Range: 4–22mm\u003c\/li\u003e\n\u003cli\u003eStep Sizes: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22mm\u003c\/li\u003e\n\u003cli\u003eNumber of Steps: 10\u003c\/li\u003e\n\u003cli\u003eShank: Hex Shank\u003c\/li\u003e\n\u003cli\u003eApplications: Sheet metal, aluminium, copper, brass, plastics and thin materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CH Tools HSS-E TiN Step Drill Bit is an excellent all-in-one drilling solution for workshops, fabrication shops, maintenance departments, and trade professionals requiring clean, accurate holes across multiple diameters with a single tool.\u003c\/p\u003e","brand":"CH-TOOLS - ZHEJIAN XINXING TOOLS CO LTD","offers":[{"title":"Default Title","offer_id":52663791714591,"sku":"SSHS-112 TiN","price":95.0,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0050\/2484\/1799\/files\/ch-tools-zhejian-xinxing-tools-co-ltd-drill-ch-tools-hss-e-tin-step-drill-bit-4-22mm-10-steps-7448727721670-1248130479.jpg?v=1783490043","url":"https:\/\/twineagleimports.co.nz\/products\/ch-tools-hss-e-tin-step-drill-bit-4-22mm-10-steps","provider":"Twin Eagle Imports ","version":"1.0","type":"link"}