Oil cost-free Silent piston AIR CZPT rotary large stress Dental noiseless oil-considerably less portable  Ac 980W cooper motor 30L/50L tank
Design: U980-30

Attributes:
* Reduced sounds, <70dB
* Oil free, CZPT pleasant
* 100% copper motor, longer functioning lifestyle
* Low power intake, higher powerful
* Simple construction, easy maintenance
* Secure, sturdy quality