Free Speed - rpm: 540 Output Drive - in: 3/8 sq. dr. Overall Length - in: 17.16 Overall Length - mm: 435.86 Peak - ft-lb: 28.0 Peak - Nm: 38 Recommended Torque Range - ft-lb: 5.5-22.1 Recommended Torque Range - Nm: 7.5-30 Weight Less Socket - kg: 1.43 Weight Less Socket - lb: 3.15