Handpiece Lubrication System

Solution will flow along with the air to clean the dirt in the counter pressure gap. lubrication will lubricate into the body of the handpiece. blow off the leftover lubrication, let the lubrication membrance covers the balls and the bearing. now the bearing, the ball and the channel are clean and lubrication, it can be sealed and disinfected. while turn the inner gear of contra angle can but the oil , for sure to send oil to every part of gear