Diamond Grinding Cup Wheel 1. ,fast cutting 2. no chipping 3. long life span and durable. 4. fast delivery time Cup Grinding Wheel is designed for fast rough dry or water-cooling grinding and shaping of marble and granite surfaces, cormers.edges and and angles. Product Name: Diamond Grinding Cup Wheel Brand:Extra SharpQuick view:4-1/2 inch T-Segmented Diamond Grinding Wheel provide Super ...