1.Carving knife utilizing high quality steel£¬by vacuum heat treatment the hardness can reach to 60 ¨c 62 rockwell. 2.Hcr machinery provides you high quality rotary die-cutting to ensure superior wear resistance and long-term stability of carving knife and reliable technical support. Unique features Whether you are facing a full cut or half cut problem or other complicated problem we can provide the best cutting solution for you. Wooden box