Square drive: 3/4"
Bolt capacity: 25.4mm
Free speed: 4500rpm
Max torque: 500ft-lb/678n-m
Hammer machanism: Rocking Dog
Air inlet: 1/4"
Air hose(I. D. ): 3/8"
Avg. Air consumption: 10cfm/0.28m³ /min
Sug. Air consumption: 3hp