Low-speed, contra-angle shanks; compatible with all INTRA LUX heads for a variety of dental procedures. Plasmatec hygiene coating. Optical illumination with 25,000 LUX. Internal air/water coolant. Compatible with electric or air motors that have a universal 'E' type connection. Changeable spray filter. Suitable for washer disinfectors and autoclaves. 2 year warranty. KaVo fitting.