Quick CouplingThree water spray high speed dental handpiece Features: Our high speed handpiece meet the international standards with CE and 6 month warranty. We are professional manufacture; provide high quality handpiece with competitive price. We have push button type and screw type handpiece. Torque head, standard head, and mini head are available for your choice. We offer Ceramic bearing and steel bearing; Ceramic Bearings are 25% harder than conventional steel bearings but are only half the weight. 2 hole or 4 hole are both provided. 3 spays with light and quick coupling or KAVO similar handpiece please directly contact us! ...