Specifications: Model: URW-6 Air Consumption - ft3/min: 9.9 Air Inlet Thread N.P.T. - in: 1/4 Free Speed - rpm: 200 Max Hex Socket Size - in: 7/16" Max Hex Socket Size - mm: 12 Max. Torque - ft-lbs: 7.95 Max. Torque - Nm: 10.78 Overall Length (approx) - in: 11.5 Overall Length (approx) - mm: 292 Weight - lb: 2.5