Copper pipes; Copper, unwrought or semi-wrought; Door bells of metal, non-electric; Door bolts of metal; Door fittings of metal; Door handles of metal; Fittings of metal for furniture; Hinges of metal; Knobs of metal; Metal bathtub grab bars; Metal hardware, namely, nuts; Metal runners for sliding doors; Safes; Towel dispensers, fixed, of metal; Hangers in the nature of metal hooks used to hang a purse or bag from a table; Split rings of common metal for keys