SpecificationsModel: G4.5 MI-BADGERVoltage: 220 single phaseMotorpower: 4KwAmperage: 20AmpRPM: Variable Speed (350 to 1300)Motor Brand: SiemensWeight: 500lbs | 220kgWorking Area: 21" | 534mmG4.5 MI-BADGER Grinding Machine