Cable junction sleeves of metal; Clips of metal for cables and pipes; Collars of metal for fastening pipes; Door fittings of metal; Ducts of metal for ventilating and air-conditioning installations; Elbows of metal for pipes; Fittings of metal for windows; Junctions of metal for pipes; Metal exterior blinds; Pipework of metal; Reinforcing materials of metal for pipes; Rope thimbles of metal; Steel frames for building; Steel tubes; Steel, unwrought or semi-wrought; Transportable buildings of m...