Features and Benefits:Dual drive wheelDual idler wheelsAC inverter driven Self-aligningConventional style with rubber drive wheels220V 3-phaseThis tank turning roll has a 22-ton capacity. Perfect for welding, polishing, glue-lining, and assembling.Perfect for welding, polishing, glue-lining, and assemblingThis tank turning roll has a 22-ton capacity. Perfect for welding, polishing, glue-lining, and assembling.