... water-cooling grinding, leveling, shaping and polishing stone surface, corners,edges and angles.Other sizes and types as below:- Size(inch) ... 5/8inch -11, M14, M16 etcgrit: #36,#60,#80,#100,#120,#180,#200,#220body: metal, eluminum; with or without holescolor ... customize color availableMore pictues of double row cup wheel as below:- diamond grinding cup wheel for marble and granite surface,corners,deges ...