The SA 598322 1-1/2 36G PK50 from Field Tool Supply is a high-quality sanding disc designed for aggressive material removal and surface finishing. Measuring 1-1/2 inches in diameter, this disc features a 36-grit abrasive surface, making it suitable for heavy-duty applications in woodworking, metalworking, and automotive refinishing. The durable construction ensures longevity and consistent performance, while the pack of 50 discs provides excellent value for both professionals and hobbyists. Compatible with standard sanding tools, this product is perfect for achieving smooth finishes on various surfaces.