Dental Constant Speed 1:1 Fiber Optic Contra Angle
1:1 Fiber Optic Contra Angle is smooth cutting, use more assured. Fiber optic contra angle handpiece can be connected with electrical brushless motor, more torque, more silent. The low speed series handpiece substitute is 1:1 Fiber Optic Contra Angle, the max speed can be up to 40000rpm.