The SA 528424 2 IN 50G PK50 from Field Tool Supply is a premium sanding disc designed for versatile applications. Measuring 2 inches in diameter and featuring a 50-grit abrasive surface, this disc is suitable for a variety of tasks including sanding, grinding, and surface preparation. The durable construction ensures long-lasting performance, while the pack of 50 discs offers great value for both professionals and DIY enthusiasts. Compatible with standard sanding tools, this product is perfect for achieving smooth finishes on wood, metal, and plastic surfaces.