Advanced sanding technology with clog reducing net for less dust buildup and longer life. Premium aluminum oxide grain designed to maximize sanding disc performance for up to 10 times the life over standard ROS (random orbital sanding) sanding discs. Easy tool connection and easy to clean and reuse. Ideal for sanding wood, metal, plastics and solid surfaces. Fits 5 and 8-hole orbital sanders for fast alignment. Application pad included in each package.