Specifications: Air Consumption - CFM: 12.3 Free Speed - rpm: 4,600 Overall Length (approx) - in: 10.8 Overall Length (approx) - mm: 275 Recommended Torque Range (approx) - ft lbs: 14.8-25.9 Recommended Torque Range (approx) - Nm: 20.0-35.0 Square Drive - in: 3/8 Weight - kg: 1.65 Weight - lb: 3.6