1-5Pcs Kavo/NSK Style Dental High Speed Handpiece w/ 4Hole Coupler GB4/YBNK4
YBNK4 fit NSK. GB4 fit SANDENT. 1-5 Dental High Speed Turbine Handpiece Standard Head 4Hole Coupler Fit SANDENT NSK. This is a dental High Speed turbine handpiece with Quick Coupler 4 holes which is fit NSK QD-J High Speed.