Wheel Diameter: 5"Voltage: 120VAmperage: 13.0ANo Load RPM: 11,500Spindle Thread: 5/8"-11 UNCPowerful 13.0A Motor For Professional Cutting And Grinding ApplicationsPaddle Switch Provides For Multiple, Comfortable Grip PositionsNo-Lock-On Switch Shuts Off Motor After The Switch Is Released For SafetyService 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 ComfortIntegrated Acceleration Sensor Mitigates Inadvertent RecoilDirected Air Flow Diverts Dust From Vital ComponentsRestart Protection Prevents Accidental Startup When Switching BatteriesLarge Spindle Lock For More Convenient Disc ChangeIncludes Grinder, Wheel Guard, Handle, Flange Nut Set And Spanner Wrench