Specification:

Square Drive: 3/8"(9.5mm)
Bolt Capacity: 1/2" (12.7MM)
Free Speed: 10,000 rpm
N.W. 1.5kgs
Length:155mm (6.1")
Max. Torque: 220/298 Ft-lbs(Nm)
Air Inlet:1/4"
Hose Size: 3/8"
Air Pressure: 90PSI(6.3 kg/sq.cm)
Avarage Air Consumption: 2.8cfm (80 L/min)
Noise Level: 90 dBA