MTS 53370 1-Inch Drive Heavy Duty Pneumatic Air Powered Impact Wrench, Pinless Clutch, with Max Torque of 2,200 ft-lbs, Working Torque Range 400-1,650 ft-lbs, 10 cfm, Weight 26.2 lbs.

VERSATILE- Extended shank (7.6-Inches) for reaching into deep spaces like semi rims DURABLE- Extremely durable and hard hitting pinless clutch RELIABLE- 1 year warranty SPECS- Air inlet: 1/2 Inch; hose 1/2 Inch ID, tool length 20 Inches