Product Information
- Twist drill made of high speed steel, with high hardness and durability
- Titanium coated with a surface of the bit, to have beautiful colors
- For most drilling operations and aluminum, wood, plastic and other materials
- Sharp twist drill to make drilling easier and easier
- HSS high speed steel, manufacturing process of titanium, the drill may be wood, plastic, aluminum, thin iron.We can not drill the wall!
