Specifications: Model: UX-450S Air Consumption - ft3/min: 7.0 Air Hose Size - in: 1/4 Air Inlet Thread N.P.T. - in: 1/4 Free Speed - rpm: 9,500 Noise Level - dB(A): 75 Overall Length (approx) - in: 9.2 Overall Length (approx) - mm: 233 Square Drive - in: 3/8 Torque Range - ft lbs: 6.5 ~ 11 Torque Range - Nm: 9.0 ~ 15 Weight less Socket - kg: 0.8 Weight less Socket - lb: 1.8