Product Code: Prona-RC-107A RC-107A Square Drive : 3/8in Impact Wrenches Structure: Hydraulic impulse type Max Torque : 40-85 N.M Length : 151 mm Standard Bolt Size : 8 mm Free Speed : 5400 Rpm Air Pressure : 6.3 Kg/cm² Air Consumption : 103 L/Min Weight : 0.95 kg