Diablo Hook & Lock 6-In. 150-Grit ROS Sanding Discs, 10-Pack are for removing minor imions and performing initial sanding between paint or stain coats. These sanding discs are crafted from a premium ceramic grain blend, ensuring fast material removal and a long sanding life. Designed with a 6-hole pattern, they allow for quick and easy alignment on 6-hole sanders. The hook and lock backing makes attaching and removing the discs simple while maintaining a secure connection during use. Featuring Clog-SHIELD technology, these discs resist pitch build-up and clogging, extending their usability. They are suitable for use with orbital and dual action sanders on wood, metal, and plastics. Model Number: DCD060150H10G