Professional tool for commercial or occasional use Hook/Loop sanding discs for most sanders Made from aluminium oxide for added strength and reduced wear. Designed for the automotive refinishing industry The disc is backed with Hook/Loop cloth for easy installation 8 hole design eliminates clogging and aids dust extraction 8 hole design also reduces the amount of dust which means it can no longer collect in lumps on the abrasive surface Eliminating the problem of dust clogging which cause defects in the sanding surface SIZES OF THE DISCS 125mm Circular GRIT OF THE SANDPAPER 20 x 80 Grit This listing is for a pack of 20 discs.