Festool 769166 Surface Grinder Diamond Disc DIA STONE-D130 PREMIUM delivers exceptional performance when working with very hard substrates. Designed specifically for the RG 130, this diamond grinding disc features a robust segment height of 9/32" (7 mm), making it i for processing extremely hard materials on a solid substrate. Crafted from high-quality materials, the DIA Stone Premium D130 ensures a long service life and durability. Users will appreciate the easy disc change process, which can be completed in just a few simple steps, and the efficient grinding capability that handles materials harder than B35 with ease. This premium disc is for applications involving very hard concrete and other tough surfaces, providing reliable and fast results every time. Model Number: 769166