Air valve, F / F 3 / 4-3 / 4 Material: Metallic .This Product line adds professional in the field of mechanics or service. It can be used for air lines in factories or Automotive plant, where the presence of air is imperative. Air fittings manufactured under a care and with great precision to enable satisfactory results. Their paper provides a high stability during the work, as well as a facility in operation during use.