The Mirka Sanding Disks are designed for professionals seeking high-quality results. The 6-inch Diameter Disc in the OS Series offers optimized surface preparation in Step 1 of the sanding process. With a quantity of 50 discs, these high-performance sanding disks are ideal for efficient and effective sanding projects. Manufactured by Mirka Sanders, a trusted brand in the industry, these discs ensure a smooth and uniform finish on various surfaces. Improve your sanding capabilities with the Mirka Sanding Disks, the ultimate choice for precision and quality in surface preparation.