Hook and loop backed 2 inches in diameter, for most types of tools, mold grinders, pneumatic grinders, electric drills, etc.Sanding Discs Suitable for iron plate, wood, plastic, surface grinding of tire industry, ship, car, fine polishing to burr, rust removal, paint removal, etc.Sandpaper is made of premium aluminum oxide, delivering fast and can long lasting sanding. he grits are printed on the backside,easy to identification. Easy installation and removal, also will not fall off when installed in use.Sanding Discs Size: 2-Inch (50mm)Wide range of applications:Sanding Disc are generally used for metal and non-metal, wood, rubber, leather, plastic, stone, glass and other materials grinding, polishing, etc.Sanding paper is widely used in automobile, woodworking, marine, industrial, etc.Sandpaper is perfect for professionals, homeowners, hobbyists and more.Colour: reddish-brownMaterial: aluminaPackage Contents:130 * Sanding Discs (60 80 120 180 240 400 600 800 1000 1200 1500 2000 3000 each 10)1 * Shank Backing Pad1 * Sponge Cushions1 * Metal ShaftOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.