The Astro Pneumatic 6" PU Backing Pad is a high-quality sander accessory designed for dual action random orbital sanding. With a disc diameter of 6 inches, this backing pad is compatible with the Astro 4606 model. Made by Astro Pneumatic, a trusted brand in power tools, this backing pad ensures smooth and efficient sanding performance for various sanding projects in the workshop or at home.This is Brand new but package looks a little rough please see photos and the package was never opened just didn't want to say Brand new because of the plastic a little bent