3XContra angle standard push button speed dental

Specification:
Description One way water spray contra angle standard push button handpiece 4 hole
Air pleasure 0.20-0.22MPa
Chuck power 22N~45N
Rotation speed 300,000rpm
Spindle roundness: 0.001mm
Dynamic pulse rate of Spindle 0.03mm
Bur application 1.59mm~1.6mm×21mm~23mm
Noise 68d
Packing: White transparent box packing
Packing list: 1pcs standard push high speed handpiece 4 hole
1pcs spanner
1pcs English manual