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- Keysert
- first,brief introduction English name: keysert Chinese name: bolt nut Bolt is a kind of inside and outside has a screw thread, external thread on four root or 2 pin key (below M6) special fasteners. Bolt screw set into the base hole of tapping after, agai
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Xinxiang Changling Metal Products Co.,Ltd
[Verified]
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Negotiable
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