Universal track wrench KPU is used for twisting and unscrewing rusted or frozen railway fasteners. KPU is designed to work with nuts of embedded, butt and terminal bolts. In addition to the wrench, you can order a drill head for drilling holes in wooden sleepers for track spikes and screws. Reliable, powerful and unpretentious shock-impulse mechanism. Work with vertical and horizontal bolts. Additionally, it can be equipped with a spindle for drilling holes in sleepers.