1、High Hardness and Good Durability: Made of excellent 40cr material, this cutter shank has high hardness, reduces wear and tear, sturdy and durable, stable in performance. 2、Oxidation and High Temperature Resistant: Adopt new coating process, the tool holder has good oxidation resistance and high temperature resistance, prolongs service life. 3、High Efficiency: The milling holder is high demand machined, has high strength, strong shock resistance, provides great working efficiency. 4、With Storage Box: The milling holder comes with a storage box, for convenient storage and carrying, and is not easy to be damaged. 5、Wide Application: This face milling shank is mainly used for CNC machining center, engraving machine, can also be installed on ordinary milling machines to process some harder and less complex heat treated materials.