Diamond grinding wheels,CBN grinding wheels Diamond resin bond grinding wheels are widely used in maching Tungsten Carbide tools and hard materials such as:crystal processing,glass processing,etc. CBN grinding wheels are used in processing HSS(High Speed Steel) tools. We can supply resin bond,metal bond and vitrified bond diamond and CBN grinding wheels. The wheel type can be:1A1,1E1,1F1,1EE1,1A1R,1FF1,1V1,4A1,4B1,4A2,11V9,12A2,12V9,14A1,14E1,14F1,14EE1,6A3,9A2,9A3,etc.