General description 125mm Sanding Disc set includes 50 circular sanding discs with 80 and 120 grit sizes (25 discs per grit). These high-quality sanding discs are made from thick D-class paper and feature a durable alumina abrasive for effective sanding. Designed for versatility, they can be used on wood, jewelry, glass, stone, car, machinery, metal, non-metal, rubber, leather, and plastic. Technical specifications Diameter: 125mm (5 inches) Grit Sizes: 80 and 120 Number of Discs: 50 (25 discs per grit size) Features: 8 pre-drilled holes for dust extraction Compatibility and accessories Compatible with Random Orbital Sanders and suitable for sanding, polishing, and rust removal. Installation Easy to change with durable reverse velcro and hook and loop backing for faster mounting. Other information