DeWalt 4.5 in. Aluminum Oxide Hook and Lock Resin Fiber Disc 60 Grit 5 pk

Built with a proprietary material mix that ensures long life, DeWalt HP aluminum oxide fiber discs feature high-performance aluminum oxide grain, allowing discs to quickly expose new grain for fast material removal.
A tough fiber backing helps to prevent tearing
Quick lock backing pads enable fast disc changing
Long lasting