FREE SHIPPING WHEN YOU ORDER THIS ITEM Can be set up in minutes and operated by any technician with average skill and experience Ensures the rotor is always square to the caliper, producing an accurate machined surface that exceeds OEM specifications. The Power Drive (shown to the right) attaches quickly and easily and provides a constant speed that assures a consistent finish Can be used on powered" or non-powered wheels (with optional Power Drive attached) 115V/60Hz/1Ph