Features: Used for removing paint and sand, grinding, leveling and stripping surfaces and makes quick work of it. Applied to various surfaces, such as soft and hard woods, particle board, fiberboard, non-ferrous metals, plastics, cork, rubber and minerals. Used with any pneumatic or electric drill, grinder and other rotary tools for optimal sanding control. Easy to use, with a simple turn, the disc is securely locked onto the mandrel and is ready to use. Specifications: Material: Aluminum Oxide Quantity: 25pcs Grade: 80 Grit Disc Diameter: 75mm / 3in Package Size: 140*120*25mm/5.51*4.72*0.98in Package Weight: 85g / 3ounces Note: 1. Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2. Please allow a little measuring deviation due to manual measurement. Package List: 25 * Sanding Discs