The Mirka Sanders 6 in. Diameter Disc, OS Series is optimized for surface preparation and is specifically designed for Step 3 in the sanding process. This pack includes a quantity of 50 sanding discs, making it a convenient and cost-effective option for professionals and DIY enthusiasts. The discs feature a high-quality construction and a 6-inch diameter, ensuring efficient sanding performance. The OS Series provides a smooth and uniform finish, making it ideal for a variety of applications. Trust Mirka Sanders for reliable and durable sanding discs that deliver exceptional results in the Mirka Sanding Disks category.