3 Piece Step Drill Set, Titanium HSS Drill Bits Hex Shank Hole Cutter for Steel
PREMIUM QUALITY: The step drill bit set kit is coated from high-quality Titanium HSS (high-speed steel) to reduce friction, heat, and provide durability to the bits.
MULTIPURPOSE: This multi-step drill bit is used to obtain the proper depth needed for any application in plumbing, woodworking, etc.
CASE CONTENTS: This set comprises 3 graduated tapered drills with cone shank sizes 1/4 "Hex and step cone HSS drill bits of 4mm-12mm, 4mm-20mm, 4mm-32mm.
EASY STORAGE: The steel bits come with a protective storage case that allows easy transportation and keeps all components organized.