Free Speed - rpm: 1,240 Output Drive - in: 1/2 sq. dr. Overall Length - in: 18.73 Overall Length - mm: 475.74 Peak - ft-lb: 29.5 Peak - Nm: 40 Recommended Torque Range - ft-lb: 5.9-23.6 Recommended Torque Range - Nm: 8-32 Weight Less Socket - kg: 2.15 Weight Less Socket - lb: 4.75