Effortlessly loosen and tighten wheel nuts - all without any physical effort. The impact wrench operates via the cigarette lighter and can also loosen rusted or stuck screws. This makes it ready for use anywhere and at any time, whether during a tire change in the garage or while dealing with a breakdown on the road. The impact wrench features a forward/reverse operation with torque pre-selection. You can monitor the torque on the digital display. Thus, the wrench is suitable for both aluminum and steel rims. The maximum torque is 340 Nm.