$15.00
In order to meet the modern demands for stronger, more accurate, less expensive bolts, rivets, and screws, the National Machinery Co. developed a new and original design of cold header. The features of the machine are described and illustrated.
In order to meet the modern demands for stronger, more accurate, less expensive bolts, rivets, and screws, the National Machinery Co. developed a new and original design of cold header. The features of the machine are described and illustrated.
| Author(s) | Jones, R.H., National Machinery Co. |
|---|---|
| Publication/Event/Pages | Wire & Wire Products12(9): 479, 482-483, 501 1937 |
| Year | 1937 |
