General description 80 pieces of sanding discs per box, featuring a mix of grits: 10 each of 40, 60, 80, 100, 120, 150, 180, and 240. These discs are designed with 8 holes for efficient dust removal and adhere perfectly to surfaces, allowing for easy changes at any time. Technical specifications Diameter: 125mm Grits included: 40, 60, 80, 100, 120, 150, 180, 240 Number of discs: 80 Hole design: 8 holes for dust removal Compatibility and accessories Fits various brands of 125mm random orbital sanders, including TC-RS 38 E, DBO180Z, GEX 12V-125, DWE6423 Usage The sanding discs are mainly used for sanding and polishing various materials, including wood, plastic, stone, glass, metal, and non-metallic materials. They are also effective for rust removal, paint stripping, and deburring.