Compact design for perfect handling. · Externally accessible carbon brush. · No harm to the wrist when a screw is seated. · Enables to drive screws even without pre-drilling pilot holes. SPECIFICATIONS: - Continuous rating input : 230w - Capacity : Machine screw : M4 - M8 (5/32" - 5/16") Standard bolt : M5 - M14 (3/16" - 9/16") High tensile bolt : M5 - M10 (3/16" - 3/8") Coarse thread (in length): 22 - 90mm (7/8" - 3-1/2") - Impacts per minute (ipm) : 0-3,200 - No Load speed (rpm) : 0-3,600 - Max fastening torque : 100N.m (885in.lbs) - Driving shank (Hex): 6.35mm (1/4") - Dimensions (L x W x H): 184x67x192mm (7-1/4"x2-5/8"x7-9/16") - Net Weight : 0.99kg (2.2lbs)