1/2" Heavy Duty Twin Hammer Mechanism Air Impact Wrench

Specifications:
Square Drive : 1/2" (12.7 mm)
Bolt Capacity : 3/4" (18 mm)
Net Weight : 5.8 lbs (2.66 kgs)
Overall Length : 7-1/4" (183 mm)
Air Inlet : 1/4"
Hose Size : 3/8" (9.5 mm)
Air Pressure : 90 psi (6.3 kg/cm²)
Max. Torque : 450 ft-lb (610 N-M)
Free Speed : 7;000 r.p.m.