This variable speed polisher is fast and powerful for clear coat finishes and is ideal for ultra-slow polishing. Electronic speed control maintains constant speed under load. Converts from a polisher to a sander in seconds. Speed (RPM): 3,000, Amps: 10, Variable Speed: Yes, Tool Length (in.): 18 1/2 Easily converts to sander 3-prong plug to prevent static electricity buildup Spindle thread 5/8in. - 11 UNC Fast and powerful polishing for clearcoat finishes Lock-on button for continuous use at one speed Wool bonnet not included