Key Point: 1. This machine has the " CE safety authentication ".
2. Operates is fast and simple. The quality is stable.
3. Point Angle 90°~135°.(Generally is suitable 118°)
4. Chisel edge grinding. Can adjusting by your demand.(Generally is suitable 0.7mm)
5. It's the first to research and development "up to down" swinging
grinding way. The finished drill is sharpest and the most durable.