Diamond Grinding cup wheels Cup Wheel Designs: Turbo Cup wheels, Dounle Row Cup wheels, Single Row Cup Wheels and Radius Cup Wheels Wanlong Cup Wheels 1. US Approved Quality 2. Turbo Cup Wheels 3. 4"-6" & 100-150mm 4. M14, 5/8"-11, Snail Lock Connections 5. Used on Portable Grinder and also Edge Profiling and Polishing Machines