1 Adopted of high-quality high-speed steel, through special treatment, with high hardness, sharp and durable 2 Suitable for processing iron, steel, plastic, wood copper, aluminum and other metal materials 3 Good cutting performance and fast drilling speed 4 135 apex Angle design, ensure the accurate positioning hole, homework more safe and effective. 5 Durable, mainly used for bore machining.

What's in the box
1 x Reduced Shank HSS Twist Drill Bit