Use MultiSand A213 medium grit paper sheet with your sanding block or board for general-purpose sanding, finishing cleaning, and detailing. This paper employs a high-quality P-grade aluminum oxide grain abrasive, open coating, and C-weight backing to work like a champ for hand sanding and light mechanical applications on a wide range of materials, including plastic, fiberglass, and woods. Use this paper for removing old paint and moderate material removal.