Cat 300 Trade Turbo Cup wheel is engineered for building and tiling work for light to medium tidy up work. Designed to be used with angle grinders. The product is engineered with a premium fast medium aggressive bond with coarse 50 / 60 # Mesh Diamond grit. Manufactured from a single heavy duty fully ground steel core for strength and eliminates torque and open air ducting enables cooler operation providing faster stock removal and faster grinding. The perfect choice for the enthusiast / occasional user and those medium size jobs for users that want a good life and grinding speed.