... 2)Carbon Steel ,Aluminium, Brass, SS. rubber 3)OEM rubber fitting for hose,tube Material: Carbon Steel ,Aluminium, Brass, SS. rubberSurface ... etcStylesMale fitting, female fitting, banjo, nut, boltMaking technicsRivet; welding joint; wedge; cold heading; casting,OtherMetal accessories, rubber accessories, plastic accessories rubber hose fitting parts