The orbital rotation of the car buffer and polisher stimulates the circular movement of the human hand while polishing. This car polishing grinder cleans, polishers, waxes. car DA grinding machine brings out the shine of the surface for use for buffing and polishing wax. Also, car wax polisher removes minor flaws such as scratches by rubbing them out. And dual action polishes existing finish and make them almost unnoticeable.