Item:Back pad for diamond polishing pads M14 Thread Recommended speed is 2500RPM, Max capacity is 5000RPM Quatity: 1pc Specification:Diameter 3"/4"/5" , Rubber based /Aluminum based, M14 Thread Feature: 1.Rubber body soft and strong, Cooper thread, strong body provide longer
working life and can bear heavy duty working and a little flexible; 2.Aluminum body provide longer
working life and can bear heavy duty working as steel body but lighter weight Application: Backer for diamond polishing pads, sanding disc, and grinding discs <><><><><><><><><><><><><><><><><><>The END<><><><><><><><><><><><><><><><><> We have the following back pads available,Diameter Base Connection 3" 80mm Rubber M14 Thread 4" 100mm Rubber M14 Thread 5" 125mm Rubber M14 Thread 3" 80mm Rubber 5/8-11 Thread 4" 100mm Rubber 5/8-11 Thread 5" 125mm Rubber 5/8-11 Thread 3" 80mm Aluminum base M14 Thread 4" 100mm Aluminum base M14 Thread 5" 125mm Aluminum base M14 Thread 3" 80mm Aluminum base 5/8-11 Thread 4" 100mm Aluminum base 5/8-11 Thread 5" 125mm Aluminum base 5/8-11 Thread