COLD HEADER  is intended for users of cold heading and thread rolling equipment. 
Provided are links to suppliers: equipment, tooling, services and information.
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Assorted Links Machine Specifications - References
Publications and Industry Organizations Asahi Sunac ref. Machine specs 
  Chun Zu ref. machine specs
National -High Speed Boltmakers ref. machine specs
Terms used when buying or selling machinery
Waterbury Headers ref. machine specs