Titanium Coated HSS Step Drill Bit (4-32mm) — Cone Hole Cutter for Metal & Wood

A titanium-coated HSS step drill bit for metal and wood, cutting clean holes from 4mm up to 32mm with a single cone-shaped bit.

Good for

DIY and workshop projects needing multiple hole sizes without swapping between standard twist bits.

Choose your set

Available as a single 4-32mm bit, or 3-piece sets covering different size ranges.