These flexible, non-woven discs are excellent for use on right angle and die grinders. Quick change locking device reduces downtime. Useful for final cleaning, deburring, finishing, or rust and gasket removal. When you need a coarse finishing wheel for cleaning and deburring, the 25-pack of Myers Tire Supply Brown Quick Change Surface Conditioning Discs delivers performance. Each conformable, non-woven disc features a Type R quick-change locking system that is easily attached to the backing pad. Swap out an old disc quickly and get back to work. Equivalent to 3M #07480. Use with right-angle and die grinders.