Four Spiral Flute Cobalt Step Drill Bit For Metal And Plastic, Twelve Step Unibit From Three Sixteenth To Seven Eighths Inch With M35 TiAlN Coating And One Quarter Inch Hex Shank, Impact Ready, Beast Mode Drill Bit For Stainless Steel And Aluminum
This 12-step cobalt spiral step drill bit is designed for drilling holes in metal and plastic. It delivers precise, stepped holes from 3/16 in to 7/8 in (4.8-22.2 mm) in a single bit, ideal for sheet metal, automotive work, and DIY projects. Made from M35 cobalt steel for toughness with a TiAlN coating to boost heat resistance. The 1/4 in hex shank is compatible with impact drivers, and quadruple flutes help with chip control and clean cuts.
✅ Size: 3/16 in to 7/8 in (4.8-22.2 mm)
✅ Material: M35 cobalt HSS for toughness and strength
✅ Coating: TiAlN for heat resistance and wear life
✅ Flutes: Quadruple for smooth cuts and better chip removal
✅ Shank: 1/4 in hex for use with impact drivers
✅ Thickness limits: metal up to 1/8 in (3 mm); stainless up to 1 mm
💡 What is a common, handy use for a 12-step cobalt step drill bit in metalworking? This handy tool helps create clean, stepped holes in metal and tough plastics. - For sheet metal tasks, automotive work, and DIY fabrication - Works with 1/4 in hex shank and impact drivers - Benefits from M35 cobalt and TiAlN heat resistance - Quadruple flutes aid in chip removal and smooth cutting