Drilling a deep hole in wood quickly and easily? For that you use a butterfly drill, or speed drill. A nice round hole with an exact cross section for such things as threading cords and cables. The points on the drill head together with the high rotation ensure smooth movement through wood and sheet material. A high-quality set of carbon steel speed drills for drill holes of 13, 16, 22 and 25 mm.

Specifications;

– Number; 4 pieces.
– Size; 13, 16, 22 and 25 mm x 150 mm.
– Material; carbon steel.
– Suitable for wood and sheet material.