Bolt Threading Machine Manufacturer

6 years ago

A bolt threading machine, comprising a threading mechanism, a carriage that carries the article to be threaded, means adapted to be operated by a medium under pressure for moving the carriage toward said threading mechanism, and means for automatically cutting of? the supply of the operating medium to said means after the article on the carriage has been engaged by said threading mechanism.
https://goo.gl/v3YmRn

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