IMC conduit that is precision manufactured for economical protection and long-lasting value for the electrical raceway system. Manufactured from premium, work hardened steel combining electrical and mechanical performance with ductility. The interior is coated with a highly corrosion-resistant lubricating finish for easier wire-pulling. No need to worry about damage to the conduit system, even when pulling through multiple 90-degree bends. Effective in reducing the effects of electromagnetic field levels for encased power distribution circuits, shielding computers and other sensitive electronic equipment from the effects of electromagnetic interference UL 1242 Listed, ANSI C80.6, NEC ARTCLE 345, NEC 250.118