Specifications: Model: UOW-11-14 Air Consumption - ft3/min: 12.5 Air Inlet Thread N.P.T. - in: 1/4 Free Speed - rpm: 260 Max Hex Socket Size - in: 3/8 - 5/8 Max Hex Socket Size - mm: 10 - 17 Max. Torque - ft-lb: 11.57 Max. Torque - Nm: 15.68 Noise Level - dB(A): 75 Overall Length (approx) - in: 12.2 Overall Length (approx) - mm: 311 Weight - lb: 4.0