Diamond Wire Spring is a leading designer and manufacturer of quality, compression springs, extension springs, die springs, torsion springs, conical springs, wire forms and various other custom springs. Backed by over 80 years of experience, three manufacturing locations, unsurpassed customer service and ongoing investments in the latest equipment, engineering and manufacturing processes, Diamond Wire Spring is the source for all of your custom and stock spring needs. In a hurry? Our sales team is available to provide custom quotes, many can be returned within 24 hours of request.