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About product and suppliers:
        Alibaba.com offers 11,724 bolt manufacturing machinery products. About 7% of these are thread rolling machines, 3% are other metal & metallurgy machinery, and 2% are metal forging machinery. 

A wide variety of bolt manufacturing machinery options are available to you, such as free samples, paid samples. 

There are 11,777 bolt manufacturing machinery suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and India, which supply 99%, 1%, and 1% of bolt manufacturing machinery respectively. 

Bolt manufacturing machinery products are most popular in Domestic Market, North America, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 7,398 with ISO9001, 1,687 with ISO/TS16949, and 1,301 with Other certification.