Specification:
Square Drive: 1/2" Bolt Capacity: 5/8" (16MM) Free Speed: 7,000 rpm Max. Torque: 420 Ft-lbs Air Inlet: 1/4" Air Pressure: 90PSI(6.3 kg/sq.cm) Avarage Air Consumption: 4.5cfm Noise Level: 96 dBA