1.Materials:tunsgten carbide 2.Grade:P30(YT5),K20(YG6) 3.Type: C series(C5,C6,C8......C50) 4.surface: Blank welding bladewe are nanfang carbide company,we can do different style and grade carbide accessories,such as inserts,brazed tips,rod,stripes etc. Cemented carbide welding balde