The 3M 00912 Hookit Gold Disc is a high-quality wet and dry abrasive product designed for automotive use. With a size of 3 inches and P500 grit, these discs are made of aluminum oxide for efficient sanding and grinding. This box contains 50 discs, making it a convenient and durable option for shop supplies. The gold color indicates a finer grit for more precise sanding and finishing, ideal for achieving a smooth and polished finish on various surfaces.