{"product_id":"surebuild-uk-hss-3-pc-metal-step-cone-drill-bit-cutter-set-4mm-32mm-sbdsd01","title":"Surebuild UK HSS 3 Pc Metal Step Cone Drill Bit Cutter Set 4mm-32mm, SBDSD01","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSurebuild UK SBDSD01 HSS Titanium Coated 3 Piece Step Drill Bit Set\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a versatile and durable drilling solution designed for creating clean, smooth, and accurately sized holes in a wide range of materials. Manufactured from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHSS 4241 high-speed steel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and finished with a titanium coating, these step drill bits offer excellent hardness, heat resistance and durability for reliable performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe set includes three popular step drill sizes: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4-12mm, 4-20mm and 4-32mm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing a total of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e33 different drilling sizes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The stepped design allows you to enlarge holes progressively without constantly changing between different drill bits, making it ideal for electrical, plumbing, DIY, engineering and general workshop applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003estraight flute design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e helps provide efficient swarf clearance, reducing clogging and allowing smoother, faster drilling. The precision-ground steps are designed to produce clean and round holes, making these bits particularly useful when working with sheet metal and other thin materials.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePremium HSS 4241 Construction\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Manufactured from high-speed steel for excellent durability, hardness and heat resistance.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTitanium Coated\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Provides enhanced wear resistance and helps extend the working life of the drill bits.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e3 Popular Step Drill Sizes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Includes 4-12mm, 4-20mm and 4-32mm step drill bits, covering a wide range of hole sizes.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e33 Drilling Sizes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Multiple graduated steps allow you to drill different hole diameters with fewer tool changes.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSmooth \u0026amp; Precise Holes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed to produce clean, smooth and accurately rounded holes.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStraight Flute Design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Helps clear swarf efficiently, reducing clogging and improving drilling performance.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVersatile Applications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Suitable for sheet metal, steel plate, aluminium, brass, wood and other suitable materials.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePrecision Drilling\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Ideal for creating clean holes without the need for multiple conventional drill bits.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProtective Storage Case\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Supplied in a convenient fold-out metal storage case for easy organisation and transport.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Surebuild UK\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e SBDSD01\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Step Drill Bit Cutter Set\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaterial:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e HSS 4241\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCoating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Titanium Coated\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNumber of Pieces:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTotal Drilling Sizes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 33\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBit 1:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4-12mm, 1mm increments\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBit 1 Shank:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBit 2:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4-20mm, 2mm increments\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBit 2 Shank:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 8mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBit 3:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4-32mm, 2mm increments\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBit 3 Shank:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlute Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Straight Flute\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStorage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fold-out Metal Storage Case\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSuitable Materials:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Sheet Metal, Steel, Aluminium, Brass, Wood, and similar materials\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWhat's Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 × 4-12mm HSS Titanium Coated Step Drill Bit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 × 4-20mm HSS Titanium Coated Step Drill Bit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 × 4-32mm HSS Titanium-Coated Step Drill Bit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 × Fold-Out Metal Storage Case\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SND Electrical","offers":[{"title":"Default Title","offer_id":56240330473857,"sku":"SBDSD01","price":19.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0054\/9814\/2835\/files\/ChatGPTImageSep9_2026_11_43_32AM.png?v=1788950641","url":"https:\/\/www.sndelectrical.co.uk\/products\/surebuild-uk-hss-3-pc-metal-step-cone-drill-bit-cutter-set-4mm-32mm-sbdsd01","provider":"SND Electrical","version":"1.0","type":"link"}