1、FOR METAL MACHINING: The face mill head is 4 flute design, widely used in fine machining, rough machining and plane machining, efficient and durable. 2、40CR MATERIAL: The cutter head is made of 40Cr metal material, with high hardness and wear resistance, reducing insert wear and prolonging service life. 3、TIGHT STRUCTURE: The special helical offset design makes the insert slot and insert tightly coupled, with strong rigidity and better processing effect. 4、WITH COATING: The face milling cutter head adopts coating process, which has good oxidation and high temperature resistance, with good durability. 5、HIGH PERFORMANCE: The milling cutter tool has compact structure, stable performance, convenient installation and processing, high efficiency and stability.