发布时间:2025-01-18 05:14:50
钻孔直径为12.7毫米在台面上用来钻孔打眼的机器。根据查询安居客官网得知,台钻是安置在台面上用来钻孔打眼的机器,型号Z512钻孔直径12.7毫米,得知台钻512是钻孔直径为12.7毫米在台面上用来钻孔打眼的机器。
全螺纹螺柱47螺母35crmoa4730crmoasbolt47heavy hexnuthg47t 20634表示什么螺栓
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