General description The 100PCS Sanding Disc set includes a variety of abrasive discs designed for use with circular sanders. Made from durable aluminum oxide and cloth, these discs are suitable for grinding and polishing a wide range of materials including metal, wood, rubber, leather, plastic, stone, and glass. The set features a total of 100 discs, with 10 pieces of each grit level, ensuring you have the right disc for every task. Technical specifications Diameter: 125mm Material: Aluminum Oxide + Cloth Grit Levels: 80, 180, 240, 320, 400, 800, 1000, 1500, 2000, 3000 Color: Red / Gray Hole Design: Pre-punched with 8 holes for dust extraction Number of Pieces: 100 Usage Suitable for grinding and polishing various materials such as metal, non-metal, wood, rubber, leather, plastic, stone, and glass. Apply the disc carefully to the sander to ensure it is fully adhered, preventing it from coming off during use.