Self Aligning Rotators automatically adjust the roller Housings to accept any job diameters with in the specified diameter range. This type of machines are generally used to cope with the change in shell diameter, Job to job. The roller housings of this type of machine are hinged ot the beds and to cope with the change in shell diameter job is introduced. In this type of rotator. each roller brackets assembly have two separater roller assemblies, and thus supports the job on a wider area. The final drives is given to both the 2-sets of rollers of the Drive Unit, provide better traction ot the job. However, in this case a declutching arrangement is provided to the top rollers, in order to protect the gear boxes, as when the job hits the top rollers first while loading, there is a tendency of rotating the top rollers where as it locked by the gear boxes.