Maximum Speed for Grinding Metal - X-LOCK Prisma Ceramic Fibre Disc, R781 Metal delivers speed and a consistent cut. The optimal triangular shape of the prisma ceramic grain allows the disc to cleanly cut through the metal, delivering up to 40% faster stock removal compared to crushed ceramic discs. The special structure of Prisma Ceramic grain also gives a perfect self-sharpening effect which leads to a consistent grinding result. X-LOCK sanding discs also fit standard angle grinders. Changing fibre discs is fast and convenient thanks to the keyless X-LOCK system. Discs are suitable for clamping on an X-LOCK or standard rubber backing pad. Click it on with X-LOCK – the fastest accessory-changing system on the market. Also fits nut and thread angle grinders. Features and Benefits • Maximum Speed for Grinding Metal • X-LOCK Prisma Ceramic Fibre Disc, R781 Metal - grinding metal with maximum speed • Prisma Ceramic Technology enables the R781 to grind metal 40% faster than a traditional