1 set of sanding discs: 125 mm sanding discs, grit: 60. Easy to use: The sanding discs have a durable backing, quick-install sanding discs, with 8 dust extraction holes, anti-clogging, strong and durable, easy to install and remove. Universal fit: The 125 mm diameter sanding disc is suitable for various types of random orbital sanders. FEIHU 125 mm sandpaper: Made of high-quality aluminum oxide and high-strength resin to make the sandpaper more durable and improve the anti-clogging effect. Wide application: The disc sandpaper is useful for grinding, polishing and removing rust from metal, non-metal, wood, rubber, leather, plastic, stone, glass and other materials. Meets almost all your polishing needs.