Enhance Welding Efficiency: 110V turning rolls linkage roller boasts 600w high-torque motor that runs at high speed, providing 2205 lbs / 1000kg strong loading and 80-1600mm/min speed adjustment. It offers exceptional stability and effortless support and rotation of large workpieces. Handle Different Sized Workpiece: The 9.84-inch large PU roller comes with inner and outer holes, offering flexibility to adjust the roller gap for different workpiece sizes. The inner holes suit 25-800mm O.D. workpieces, and the outer holes are ideal for 600-1400mm O.D. workpieces. Sturdy & Stable Construction: Our welding turning roll has a rugged carbon steel construction for high load capacity and longtime use. High quality wear-resistant PU rollers offer greater friction and more stable support for workpiece. Also includes a welding torch stand to secure the welding gun in place. 2 Control Modes, Easy to Operate: The rotary turning rolls comes with a manual control box and a foot switch: 1