Features: * Sanding discs have a special sharp, durable aluminum oxide grain * Fits: Porter Cable 97355, 333 * Fits industry standard 5-hole configuration and Mirka 19-hole configuration What"s In The Box: * Mirka 23-650-080 Bulldog Gold 5-Inch 19-Hole 80-Grit Sanding Discs - 50-Pack