PELLA USA 1200 WATT HEAVY DUTY STONE POLISHER/GRINDER FITS 4"-7" DIAMETER PADS 1200 WATT Heavy Duty Wet Stone Polisher/Grinder 4"-7" Diameter Includes Vacuum Dust cover, Ground Fault Circuit Interrupter (GFCI), 6' Water Line and Water Hose Co 110V-60HZ 1200 WATT 10.9AMP 0-4500 RPM Variable Speed, Weight: 9.8 Pounds Spindle 5/8"-11 Arbor, Max Wheel Diameter 7", 2 YEAR WARRANTY, Manufactured by Pella USA Unit can be used as stone polisher, stone profiler/router, and stone grinder