Power Tools
HSS Step Drill Bits 4mm-32mm Straight Flute Power Tools 1/4 Hex Shank Wholesale Price 15 Steps Metal Drilling Titanium
Model:4-32 15steps Hexagonal straight groove; Type:Electric drill; Compatibility:Wall punching,Steel drilling; Batteries Included:No; Features:Anti-Wear; Shipping Weight:0.195; Net Weight:0.175; Listing Date:04/01/2022
https://www.bizrate.co.uk/powertools/hss-step-drill-bits-4mm-32mm-oid40389998350.html