attractive springs

The stretcher springs from Schweizer consist of EN 10270-2 oil hardened and tempered spring steel wire, EN 10270-3 stainless spring steel wire and EN 10270-1 patented drawn spring steel wire. The wire diameter of the products varies between 0.05 mm and 8.0 mm. Their loops include an elongated hook, half German loop, hook wound into the spring, thread threaded into the spring, and chain screwed into the spring. There are four loop positions. They contain 0 °, 90 °, 180 ° and 270 °. Surface treatment includes tin-plating, gold-plating, chrome-plating, zinc-flake plating, molyote, varnish and coloring.