General description The 100pcs Sanding Discs set includes a variety of grit sizes (40, 60, 80, 120, 180, 240, 320, 400) in 125mm diameter, designed for sanding, polishing, and rust removal. This comprehensive assortment meets almost all your polishing needs, making it ideal for both professional and DIY projects. Technical specifications Quantity: 100 pieces Disc size: 125 mm Grit sizes: 10 pieces each of 40, 60, 320, 400; 15 pieces each of 80, 120, 180, 240 Material: High quality aluminum oxide and high strength resin Installation Features a durable Velcro fastener for quick installation Equipped with 8 vacuum holes to prevent clogging Easy to install and remove Usage Suitable for sanding and polishing various materials including metal, wood, leather, plastic, stone, and glass Widely used in hardware mold, automotive painting, shipbuilding, carpentry, furniture, woodworking, and handicrafts Other information The non-marking coating minimizes blockages and pilling for better surface