... .2379 ,ASTMD2 ,JIS SKD11, GB Cr12Mo1V1 2.Cold work die steel of high hardenability, high toughness and high chromium ... such as the complex punching dies, cold extrusion dies, thread rolling dies, roll plate, cold shear knives and precision gauges. Packaging ... : bundled container :1*20'GP between 21~26 tons. D2 cold work steel ...