Established in 1946, Colonial/Han-Dee Spring Company, LLC supplies coil springs, flat springs, fourslide parts, torsion springs, stampings, assemblies and custom metal parts. Based in Bristol, Conn., the company serves a number of industries, including aircraft, electrical/electronic, transportation, packaging, small appliance, photographic, medical, hardware, machine tool and mining. The company has an ISO 900:2000 registered quality management system. In addition, Colonial/Han-Dee Spring Company, LLC has computer numerical control (CNC) forming equipment, as well as an enterprise computer scheduling system.