- NSK S-Max M Series - Comfortable Performance Series. - Offers unrivalled cutting performance, slim ergonomically designed body and excellent visibility. - Fiber optic. - Connect Direct to KaVo. - Stainless Steel Body. - ISB Turbine. - Cellular Glass Optics. - Ceramic Bearings. - Clean Head System. - Push Button Chuck. - Quattro Spray . - Power: 20W. - Speed: 360,000~430,000 min-1. - Head size: ø12.1 x h13.3mm. **For further product information, please contact Chat Support**