420S45模具钢板材 420S45圆棒销售:直径6mm-350mm,均有现货 420S45圆棒分类:车光圆、拉光圆、黑皮毛圆 420S45板材销售:厚度6mm-300mm,均有现货 420S45板材分类:机扎板、锻造板、锻板、扎板 420S45产品备注:零售,批发1吨起按批发价格销售 ——————————