... ,the adjustable turning-roll can be adjusted by lead screws and bolts grading.They can be controlled with AC ... rolls, moving type turning rolls, rolls,idler wheel shelf, self-aligning turning roll, steel structure machinery, welding rotator, roller ... motor rotator, conventional rotators, valve housing rotator, adjustable rotators, self-aligning rotators, stator and rotator, nucleus rotator, anti-creep ...