圆形铜油视镜(公制&英制BSP)
LINK TO: GO TO GRAND-MFG CATALOGUE
G3/4寸凸顶黄铜液位观察镜油位器油窗油镜堵头
压缩机黄铜视镜堵头减速机黄铜油镜可定制库存产长常年现货供应
NPT螺纹3/8寸1/2寸黄铜油窗油位计观察视镜油堵头
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