The SA 522358 is a 1-1/2 inch, 120-grit sanding disc from Field Tool Supply, designed for fine finishing and surface preparation. Made with premium abrasive materials, this disc offers excellent durability and performance. The 120-grit rating is perfect for achieving a smooth finish on various surfaces, including wood and metal. Each disc measures 1-1/2 inches in diameter, making it compatible with a variety of sanding tools. This pack contains 50 discs, ideal for both professional and DIY applications. The product adheres to industry standards, ensuring safety and effectiveness in all uses.