Welding Rotators, Welding Positioners, Welding Manipulators manufacturer / supplier in China, offering 100ton Welding Rotator Pipe Turner with Chenta Gearbox, Welding Rotator Self-Adjuatable Pipe Turning Roller 5ton Vessel Turner, 5ton Self-Aligning Welding Rotator Adjuatable Roller for Pipe Welding and so on.