Features and Benefits:•Dual drive wheel•Dual idler wheels•AC inverter driven Self-aligning•Conventional style with rubber drive wheels•220V 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.