High-speed grinding of stainless steel! Stays sharp longer due to the self-sharpening effect. Removing weld seams from stainless steel workpieces is labor-intensive and time-consuming. When the process can be accelerated, the Prisma fiber disc allows professional users to work significantly more efficiently. With the Bosch EXPERT R782 Prisma Ceramic Fiber Disc, you can grind much faster. The Bosch EXPERT R782 Prisma Ceramic Fiber Disc enables you to grind stainless steel much quicker than with conventional discs, without having to compromise on quality. This allows professional angle grinder users to work more productively. Faster material removal with Bosch Prisma Ceramic technology.