1. CNC machining tools are divided into five categories according to the materials used
According to the materials used, it is divided into high-speed steel tools, cemented carbide tools, ceramic tools, cubic boron nitride (CBN) tools and diamond tools
2. CNC machining is divided into four categories according to the structure
According to the structure, it is divided into integral tools, insert tools, machine clamp tools and composite tools
3. CNC machining is divided into two categories according to whether it is standardized or not
According to whether it is standardized or not, it is divided into standard tools and non-standard tools
