2X(Grain: Silicon Carbide (Extra Coarse) Applications: Perfect for the removal of paint, rust, glue and other adhesives, cleaning weld lines and splatter, removing scale and oxidation and of course, surface prep in auto body. Diy supplies: Paint & Decorating Type: Abrasive Disc colour: Purple Material: Silicon carbide size: 2"  Package Contents: 5 Clean Discs