{"product_id":"right-lines-3-pc-hss-step-drill-titanium-coated-1-4-shank-spiral-flute-4-32mm","title":"Right Lines 3 Piece HSS Titanium Step Drill Bit Set","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA versatile HSS step drill bit set for drilling multiple hole sizes in sheet metal, aluminium, brass, copper, plastic and other thin materials. Includes three titanium-coated spiral step drills, an automatic centre punch and a protective storage case.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Right Lines HSS Titanium Step Drill Bit Set provides a fast and convenient way to drill multiple hole diameters without constantly changing drill bits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe set includes three step drills covering sizes from 4mm to 32mm. Each drill is manufactured from high-speed steel and features a titanium-coated finish for improved wear resistance and smoother cutting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe two-flute spiral design helps remove material efficiently while providing smooth, controlled drilling. The stepped profile can also help deburr and chamfer the hole as it progresses through the material.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA 1\/4\" (6.35mm) hex shank provides a secure fit in compatible drills and tool holders. The hex design also helps reduce slipping inside the chuck.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSupplied with an automatic centre punch and a durable plastic storage case, this is a practical set for workshops, fabrication, automotive repairs and general DIY work.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e🔩 Key Features\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e3-piece HSS step drill bit set\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrilling range from 4mm to 32mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTitanium-coated finish\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-speed steel construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTwo-flute spiral groove design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFast and efficient material removal\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps produce smooth, clean holes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStepped design allows multiple hole sizes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1\/4\" (6.35mm) hex shanks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHex shank helps reduce chuck slippage\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncludes automatic centre punch\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupplied in a protective plastic storage case\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eSet Contents\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cspan\u003eStep Drill Bits\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 x 4–12mm step drill\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 x 4–20mm step drill\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 x 4–32mm step drill\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan\u003eAccessories\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 x automatic centre punch\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 x plastic storage case\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan\u003e⚙️ Suitable Materials\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSuitable for drilling thin materials including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSheet steel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAluminium\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCopper\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlastic\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePVC board\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInsulation board\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThin wood up to approximately 5mm\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMaterial suitability will depend on thickness, drill speed and the correct use of cutting lubricant where required.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e🔧 Applications\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIdeal for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSheet metal fabrication\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAutomotive repairs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrical installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlumbing work\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMetalworking\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorkshop maintenance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnlarging existing holes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePanel fabrication\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDIY projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGeneral engineering tasks\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan\u003e🌀 Two-Flute Spiral Design\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe spiral flute design provides efficient chip removal while drilling.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis helps produce smoother holes and provides improved control compared with conventional straight-flute designs.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e💪 HSS with Titanium-Coated Finish\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe high-speed steel construction provides strength and durability for regular workshop use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe titanium-coated surface improves wear resistance and reduces friction during cutting.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e📏 Multiple Hole Sizes with One Bit\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEach step allows a different diameter to be drilled without changing tools.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWith three drill bits covering sizes up to 32mm, the set provides a versatile solution for a wide range of hole-making tasks.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e🔩 1\/4\" Hex Shank\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEach drill features a 1\/4\" (6.35mm) hex shank for secure fitting in compatible drill chucks and hex tool holders.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe hexagonal profile helps reduce slipping during use.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eStep Drill Speed Guidance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCorrect drilling speed will depend on the material and the diameter being drilled.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003eStart Slowly\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBegin drilling at a low speed to establish the hole accurately. Increase speed gradually where appropriate.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003eReduce Speed for Larger Diameters\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs the drill progresses to larger steps, reduce the RPM. This helps maintain control and prevents excessive heat build-up.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003eMatch the Speed to the Material\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSofter materials such as plastic and aluminium can generally be drilled differently from harder materials such as steel.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways adjust the drill speed to suit the material being worked.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003eUse Cutting Lubricant When Required\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSuitable cutting fluid can reduce heat and friction when drilling metals. This can improve cutting performance and extend drill bit life.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003eHand Drill or Drill Press\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA drill press can provide greater stability and more consistent pressure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen using a handheld drill, maintain a firm grip and avoid excessive pressure.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e✅ Why Choose Right Lines?\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Right Lines HSS Step Drill Bit Set combines versatility, durability and convenience in one compact kit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith three drilling ranges, spiral flutes, titanium-coated HSS construction and an automatic centre punch, it is ideal for professional workshops, tradespeople and DIY\u003c\/span\u003e\u003c\/p\u003e","brand":"Rowland Tools","offers":[{"title":"Default Title","offer_id":56152987959681,"sku":"RLSTEPDRILL","price":42.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0107\/8086\/8689\/files\/3STEPDRILL.png?v=1788783774","url":"https:\/\/www.rowland-tools.co.uk\/products\/right-lines-3-pc-hss-step-drill-titanium-coated-1-4-shank-spiral-flute-4-32mm","provider":"Rowland Tools","version":"1.0","type":"link"}