Technical:
Light Source:Optical fiber， LED bulb，
Bulb power:1W;
Work voltage:3.0v;
Work current:160mA.
Air pressure: 0.22-0.25Mpa
Rotation Speed:>300，000rpm
Spray: 4 water spray
Bur Applicate:Φ1.59mm-Φ1.60mm
Noise:<68dB