Different Usage: Yellow color “Fast-cutting”, for fastest, coolest cutting and fninshing 适用于快速切割打磨各类金属 Red color Standard-cutting”, for faster, cooler cutting and fninshing 适用于较快切割打磨各类金属 Ultra Thin Disc Silicon Carbide: for precious alloy, ceramic 用于烤瓷及贵金属 Ultra Thin Disc Aluminum Oxide: for cutting metals 用于切割非金属 |