Diamond grinding cup wheels are engineered with top grade industrial diamond powders for maximum grinding performance and superior lifespan. Our specially formulaed grinding segments provide a max grinding efficiency at a very low cost to the cup grinding wheel. These diamond cup wheels can be used for a wide range of projects from shaping and polishing of stone surfaces and concrete floors, to fast aggressive concrete grinding or leveling and coating removal.1. Silver brazed 2. Designed for fast rough work 3. Excellent for concrete floor processing 4. Used for manual grinding and polishing on surfaces of natural stone and artificial stone, also used for reconditioning and maintaining of decorative stones. 5. Used on all portable grinding machines and special reconditioning machines.