W18Cr4V high Speed steel ,mould steel High hardness, intensity, pressure resistance, abrasive resistance ... 45daysSpecifications1.Large stock,generally used in all kinds of plastic mould. 2.Our quality isfavorable ,the price is reasonableQuick ... requirement high abrasion resistance, high temperature, high temperature spring mould bearings, etc. W6MO5CR4V2 picturesExecution standard: a standard GB/T ...