Simple interlocking metal pliable conduits coated in a vacuum PVC coating and protected by galvanised steel braid. Made from a helical ribbon of Sendzimir continuous hot-dip zinc coated strip (UNI EN 10346), selfextinguishing PVC protected by galvanised steel braid that provides high resistance against wear. Resistant to most types of oils and greases, they are extremely flexible and have excellent levels of mechanical resistance. They offer a good protection from electromagnetic interferences in a large wave band.