Wheel Diameter: 6"Voltage: 120VAmperage: 13.0ANo Load RPM: 9,300Spindle Thread: 5/8"-11 UNCPowerful 13.0A Motor For Professional Cutting And Grinding ApplicationsService Minder Brush System Eliminates Guesswork , Stops Tool When Preventative Maintenance Is RequiredDirect-Motor Cooling For Higher Overload CapabilitiesTwo-Position Vibration Control Side Handle For More User ComfortDirected Air Flow Diverts Dust From Vital ComponentsIntegrated Acceleration Sensor Mitigates Inadvertent RecoilLarge Spindle Lock For More Convenient Disc ChangeRestart Protection Prevents Accidental Startup When Switching BatteriesLarge Spindle Lock For More Convenient Disc ChangeIncludes Grinder, Wheel Guard, Handle, Flange Nut Set And Spanner Wrench