Description :

Extension is commonly used on industrial products include automotive interiors and exteriors, carburetors, trampolines, toys as well as thousands of other uses. Extension springs are the direct opposite of compression springs, in that they are close-coiled helical springs that extend under a pulling force. Extension springs can have many different styles of hooked and looped ends.

Specification :

Material: piano wire, stainless steel, high carbon steel, nickel plated, phosphorus bronze, copper bronze, beryllium copper.

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  Torsion Forming Springs
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  Sleeve Terminal Hook Springs