cold work tool steel D2,1.2379 1.Technique:EAF+LF+VD+( ... test 2.ISO9001 certificated 3.Factory direct sales Cold work tool steel D2,1.2379,skd11 Chemical composition %: CSiMnCrMoVCo1.40- ... ) steel has well purity.Application: Used for various cold moulds,stamping dies,cold drawn dies,roll boards and punch mounds with ... high precision and long life. cold work tool steel D2,1.2379,skd11