Diablo SandNet 5-In. 100-Grit Sanding Discs with Connection Pad, 40-Pack are for moderate stock removal and preparing surfaces before painting. These sanding discs feature a universal hole pattern that fits all 5 and 8 hole sanders, making them versatile for various sanding tools. Designed with a clog-reducing NET structure and a premium ceramic grain blend, they minimize dust buildup and provide fast material removal, ensuring a longer sanding life. The discs are reusable and include a connection pad for easy attachment to your sanding tool, enhancing convenience and efficiency during your projects. Model Number: DND050100H40I