S2T Battery Road-cum-Rail Vehicle is the corollary equipment of the under floor wheel lathe, it is used for pulling the train during wheelset machining and provides accurate positioning while the train rest on underfloor wheel lathe. Furthermore, it also can be used for shunting purpose of tramcar in depot. The S2T battery public rail vehicle is a supporting equipment that does not drop the wheel bed. It is used to pull the train when the vehicle is wheeled, and it is precisely positioned on the wheel bed. It can also be used for shunting operations in sections