6 in. x 1/2 in. Demi Bull Nose Profile Wheel for Tile Edge Profiling Grade A diamond crystals for high grinding performance Special bond for marble, granite, and tile profiling For table saw only. Wet use recommended. 1/2 in. demi bullnose, #100 grit. 6 in. x 1/2 in. with 5/8 in. arbor