Diablo 9 x 11-In. 150-Grit Sanding Sheets, 4-Pack are for light stock removal and final sanding preparation before painting. These sanding sheets feature a premium aluminum oxide blend that ensures fast material removal and a long sanding life. Thanks to Clog-SHIELD technology, pitch build-up and clogging are significantly reduced, helping you keep your sanding sheets effective for longer. The ENDURA-BOND grit-to-backing bond adds extra durability, making these sheets suitable for use on wood, metal, and plastics. Whether you are working on a woodworking project or prepping surfaces for finishing, these sanding sheets deliver reliable performance and lasting quality. Model Number: DCS911150S04G