Square head bolt-product grade C的意思|示意
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方头螺栓-产品C级
Square head bolt-product grade C的网络常见释义
方头螺栓 Hexagon head bolts-full thread 六角头螺栓 全螺纹 Square head bolt-product grade C 方头螺栓 C级 Flat counter sunk nib bolts 沉头带榫螺栓 ..
C级 ... Carriage bolt 马车螺栓 Square head bolt-product grade C 方头螺栓 C级 Flat counter sunk square neck bolts 沉头方颈螺栓 ...