This step drill bit is constructed from high grade steel that is heat treated and tempered, then coated with titanium for durability. It features a 3-sided shank to prevent slipping in the chuck and drills round holes in materials such as steel, brass, plastic, and wood. The bit covers sizes from 4 mm to 22 mm in 2 mm increments and has overall dimensions of 10 x 18 x 3 cm.

Features:

• Step drill bit made from high grade, heat treated, and tempered steel


• Titanium coated for enhanced durability


• 3-sided shank minimizes slippage in chuck


• Suitable for use on steel, brass, plastic, and wood

Specifications:

• Size range: 4 mm to 22 mm in 2 mm increments


• Product dimensions: 10 x 18 x 3 cm