Universal Air Coupling Hose End without collarmain market for European. The material is Malleable Iron or Carbon steel. Surface coated with electric galvanizing.It also has US type, Australia type and Sandblasting type. Air hose couplings mainly for air piping, pneumatic tools accessories. Corresponding to its use, a rich variety of body material, size and shape of the installation of diverse. Material: Malleable Iron Type: European Type Thread: Parts: Rubber gasket for all item Size: From 14" to 1" Finishing: Zinc coated with silver color or yellow color Application:Conection with hose or threaed connector for Air or Water