1. 6:o) Ett forfaringssitt for kontinuerlig tillverkning med av ett flertal skruvformiga spar forsedda metalltradar eller -stinger bestaende i att bearbeta traden eller stangen med kulor, som svingas runt denna under kontinuerlig dragning air traden eller stangen genom en oppning, som bildas av och mellan kulorna, genom en roterande dragningsanordning. (Hartill en ritning.) Stockholm Dm P. A. Norstedt & &icor.1. 6: o) A process seat for continuous manufacture with metal threads or stitches provided with a plurality of helical grooves consisting of machining the thread or rod with balls which are swung around it during continuous drawing of the air thread or rod through an opening formed by and between the balls, by a rotating drawing device. (To this a drawing.) Stockholm Dm P. A. Norstedt & & icor.