Free Speed - rpm: 560 Output Drive - in: 1/2 sq. dr. Overall Length - in: 19.12 Overall Length - mm: 485.65 Peak - ft-lb: 66.0 Peak - Nm: 90 Recommended Torque Range - ft-lb: 13.2-53.1 Recommended Torque Range - Nm: 18-72 Weight Less Socket - kg: 2.49 Weight Less Socket - lb: 5.50