NSK Style Dental 1:5/1:4.2/1:1 Fiber Optic LED Contra Angle Low Speed Handpiece
Contra Angle Handpiece Internal Water Spray E-type. 1:1 Contra Angle. 1:5 increasing Contra Angle 1:1 Fiber Optic LED. Dental 45 degree electric contra angle fiber optic 1:4.2 increasing handpiece. 1:5 Fiber Optic LED：.