3pcs Step Drill Bit Set, HSS Titanium Step Drill Bits for Wood Metal Hole Cutter with Portable Bag, 3-12mm 4-12mm 4-20mm

Features

Made from high quality HSS steel

Ideal for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.

Titanium coated to reduce mit and heat

Heat treated and highly polished. Drills perfectly round holes in steel, brass, plastic, wood etc.

Function

Deburring, Chamfering, Cutting or expanding holes

Supporting tools: Pistol drill, Hand drill, Charging drill, Bench drill.

Package Includes

1 x Drill Bit 3-12mm 1 x Drill Bit 4-12mm 1 x Drill Bit 4-20mm 1 x Bag