The turning rolls series includes the self-adjustable, the adjustable, the moveable, the tilting and anti-drifting types. The series is used to weld, polish, do rubber lining and assemble the cylindrical shell. The self-adjustable turning rolls can be adjusted by itself according to the size of the shell. The adjustable turning rolls can be adjusted by lead screws and bolts grading, they can be controlled with AC frequency converter, and the linear velocity is displayed by the digital. They are advanced and reliable. We also can design and customize various types of the turning rolls according to customer's requirement.