NSK Style Dental Contra Angle 1:5/1:4.2/4:1 1:1 20:1 LED Fiber Optic Handpiece
1:5 Increasing Fiber Optic Contra Angle. 1:5 No LED Contra Angle. Smallest head fiber optic handpiece. Dental 45 degree electric contra angle fiber optic 1:4.2 increasing handpiece. High brightnessfiber optic lighting.