Teng 1 2in Dr. 10in Extension Bar DLM481CT2 Lightweight stick impact driver with Size:ConnectX Lightweight stick impact driver with high operational efficiency Compact design with soft grip stick handle Variable speed via trigger control Utilises standard 1 4 inch hex screwdriver bits Reversible with electric brake Specifications Capacities Machine screw M3 M8 Standard bolt M3 M5 High tensile bolt M5 M10 Max fastening torque 90Nm Impacts per minute 0 3 Protects your guide rails from scratches and shakes during transport or storage Ball bearing recess on the female end to grip the ratchet Ball bearing socket retainer on the male end to securely grip the socket