... shear blade, circular knives and spacers, cold and hot cutting linear blade, Square profiled cutting blade, Wear plates, Sheet metal coils ... Materials:5CrW2Si, 6CrW2Si, Cr12MoV, 9CrSi, H13,and self-developed H13K,HMB and HMK high alloy series 6 Features:High intensity ... , high hardness, high toughness, and high hardenability, etc. 7 Blade Incision: Smooth without ...