1. Material: stainless steel                          2. Rotation speed: 320,000- 380,000r.p.m.
3. Working air pressure: 0.27–0.3Mp    4. Cooling water: Air & Water sprays.
5. Bur applicable size: 1.590-1.600 mm  6. Chuck bur: push button.
7. Noise: less than 65 dB                            8. Disinfection: autoclavoble to 135 ℃.