| Standard | ASTM A490 |
| Size | 3/8"-3| |
| Grade | ASTM A490 |
| Finish | Black |
| Material | Carbon Steel |
Zhejiang ASTM M12 Black Carbon Steel Heavy Hex Head Bolts







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Ningbo Zhonglian Fastener Manufacture Co., Ltd.
Audited Supplier
4 years
Profile Certified by SGS/BV
|
| Standard | ASTM A490 |
| Size | 3/8"-3| |
| Grade | ASTM A490 |
| Finish | Black |
| Material | Carbon Steel |
Zhejiang ASTM M12 Black Carbon Steel Heavy Hex Head Bolts







Zhejiang ASTM M12 Black Carbon Steel Heavy Hex Head Bolts
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