ANVINKU HSS Step Drill Bit for Metal, 6PCS Cone Drill Bit Set - Cone Cutter

Product features

1. What’s Included: This professional Step Drill Bit for Metal set includes 5 versatile sizes (4-12mm long, 4-12mm short, 4-22mm, 6-18mm, 6-35mm) plus one Automatic Center Punch, allowing you to drill multiple hole diameters with a single bit, saving time and keeping your workflow smooth
2. Premium Material: Crafted from High-Speed Steel with a wear-resistant titanium coating, this Cone Cutter delivers exceptional hardness, reduced friction, and outstanding corrosion resistance, offering up to 6x longer life compared to standard bits. Whether you're drilling through tough sheet metal or softer materials, Metal Drill Bits for Hard Steel set stays sharp and reliable
3. Double-Flute Design: Engineered with an optimised double-flute design, this Cone Drill Bit efficiently ejects chips, prevents clogging, and ensures faster, smoother cutting with less vibration during use
4. Universal Round Handle: The universal round handle ensures this Step Drill Bit for Metal fits securely into all standard drill chucks, including quick-change cordless drills and impact drivers (for drilling only – not for hammer function). No adapters needed, no slipping during use – just a secure, hassle-free fit every time
5. Widely Used: Expertly engineered to tackle a wide range of common materials, this Stepped Drill Bit set is suitable for drilling clean holes in sheet metal, stainless steel, aluminium, copper, plastic, PVC, wood, plasterboard, and acrylics. An essential addition to any toolkit – ideal for DIY projects, metalworking, plumbing, and electrical work