Torx Recess Hex Flange Bolt
Product introduction材质(Material): SUS304 SUS316 标准(Standard): 国标,GB5787 GB5789 日标 JIS B 1189 ,美标ASME B18.2.3.4M ,德标 DIN6921 非标定制 NON-STANDARD Previous:DIN6912 bolt
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