Diablo StickFast 5-In. 180-Grit ROS Sanding Discs, 5-Pack are for removing minor imions and performing initial sanding between paint or stain coats. Crafted from a premium ceramic grain blend, these discs provide fast material removal and a long sanding life. They incorporate Clog-SHIELD technology, which reduces pitch build-up and clogging thanks to a unique blend of grinding agents. The StickFast backing features an industrial-grade Pressure Sensitive Adhesive (PSA) that ensures a strong and secure bond. These sanding discs are designed for use with orbital and dual action sanders and are suitable for wood, metal, and plastic surfaces. Model Number: DCD050180P05G