... screw driver , power tool , screwdrivers , screw driver , electrice power tool , tools , screw drivers , tool , electric toolsFeature:Digital Display Control + Automatic Zero ... 2. The torque turning in clockwise or anticlockwise direction can be tested.There is need to change screw driver head ... value.5. RS-232C output terminal is attached, which can be conn-ected to a computer for recording, editing ...