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ASTM A325/A490 Type 1…

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SAE J429 G5, G8 Hex H…

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A194 2H / A563 DH Hea…

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A563M 10S Heavy Hex N…

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A193 Grade B7 Thread …

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B7 Thread Rod /Thread…

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COMPANY PROFILE

Ningbo Gangtong Zheli Fasteners Co.,Ltd is a manufacturer in China which mainly produces high strength fasteners and specializes in all kinds of hardwares. Founded in 2001, In the past ten years, it developed fast with its factory located in Ningbo Zhenhai Chemical industrial area and its headquarter /foreign sales department in Ningbo Jiangdong Eastern Business Centre…

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