Dental Fiber Optic High Speed Handpiece Ti-MAX X600L NSK + 6 Pin Quick Coupling January 28, 2024 by admin Comments Off Dental Fiber Optic High Speed Handpiece Four Water Spray Ti-MAX X600L NSK Style with 6 Pin Quick Coupling. Optical fiber imports transmit light which illumination more than 25000LUX. It ensures brightness at preparation area.