PREMIUM QUALITY: These are made of aluminium oxide abrasive. , abrasion resistance and anti-static that is perfect for polished metal, wood, jade, furniture during high speed sanding. Anti-clog coating with premium aluminum oxide abrasive and helps achieve an optimal sanding. EASY TO USE: The 8 holes hoop and loop Buckle backed makes it easy to install and remove and the 5 inches size fit for random orbital sander. Pre-punched with 8 holes for uniform dust extraction CLEAN WORK ENVIRONMENT: Pre-punched with 8 holes providing the most efficient dust collection and create a clean work environment So the sanding is easier to see, and knowing when a satisfactory result has been achieved. BROAD SCOPE OF APPLICATION: These sanding discs can be used professionals and home conditions in automotive, woodworking, industrial spheres. Mainly applicable to beads, wooden bead polishing, Burnish walls, furniture, cars, boats and other industry of metallic and non-metallic materials, in addition to