Product Information
- Heat treated and highly polished. Drills perfectly round holes in steel, brass, plastic, wood etc.
- 3 sided shanks design in order to prevent slippage when in chuck
- Two flute design drives faster, smoother and cleaner cuts each step is clearly labeled with the depth diameter in steps
- Twist drill is high-speed steel after nitriding, with higher hardness. Use a twist drill to drill the hole before drilling can be more efficient
- Supporting tools: Pistol drill, Hand drill, Charging drill, Bench drill. (Water injection cooling while working, it can effectively extend the service life of the drill bit, especially in the case of continuous drilling)
