For mounting on threaded shafts, these rubber expanding drums have a matching internal threaded bore. For mounting on smooth round shafts, these drums have two socket set screws. Ideal for motors, grinders, flex shafts & bench mandrels. Rubber expansion is controlled by tightening/loosening the hex nut. 
View Catalog Page
View Catalog Page
                    Unit of Measure
                    
               
        
             
             
                   
                   
                   
                     
                     
                     
                     
                     
             
             
             
             
                 
                 
                