CWHI

Common metals, unwrought or semi-wrought; Steel sheets; Steel frames for building; Flanges of metal; Soldering wire of metal; Reinforcing materials of metal for building; Transportable buildings of metal; Carabiners of metal; Cantilevered brackets of metal; Steel pipes; Gratings of metal; Steel plates and sheets; Steel, unwrought or semi-wrought; Laths of metal; Metal expanding sleeves for affixing screws