Specifications: Model: UX-1620 Air Consumption - ft3/min: 22.9 Air Hose Size - in: 3/8 Air Inlet Thread N.P.T. - in: 1/4 Free Speed - rpm: 5,000 Noise Level - dB(A): 76 Overall Length (approx) - in: 9.2 Overall Length (approx) - mm: 233 Square Drive - in: 3/4 Torque Range - ft lbs: 90 ~ 140 Torque Range - Nm: 120 ~ 190 Weight less Socket - kg: 3.5 Weight less Socket - lb: 7.7