Technical Specifications Capacity Standard Bolt: M8 - M16 (5/16" - 5/8") High Tension Bolt: M6 - M12 (1/4" - 1/2") Square Drive: 9.5 mm (3/8") Impacts (ipm) 0 - 3,200 No Load Speed (rpm) 0 - 2,600 Max Torque 140 N·m (1,240 in.lbs.) Dimensions (L x W x H) 161x66x205 mm (6-3/8"x2-5/8"x8-1/8") Net Weight (w/ Battery) 1 kg (2.3 lbs.)