Dimensions Engineering Technologies Pvt. Ltd. Manufactures Turn Over Device [TOD]/ Tumbling Machine. Dimensions Engineering Technologies Pvt. Ltd. Supplies manipulator, conveyors, pick & place system, injection mouldings systems, etc. The Turn Over Device [TOD]/ Tumbling Machine is used for turning over a substrate comprises a motor and a tumbler driven by the motor to rotate. The tumbler is provided with a transmission mechanism thereon and connected to an upper roller conveyor and a lower roller conveyor with the transmission mechanism to provide a power. The substrate to be turned over is disposed between the upper and the lower Roller conveyors. They can be driven in forward or reverse directions, as per specified cycle.