Aluminium and its alloys; Brass alloys; Common metals and their alloys including stainless steel; Containers of metal for stock feed; Junctions of metal for pipes; Metal expanding sleeves for affixing screws; Metal fasteners, namely, bolts; Metal fasteners, namely, nails; Metal fasteners, namely, rivets; Metal fasteners, namely, screws; Metal hardware, namely, nuts; Metal hardware, namely, washers; Metal pipe fittings for compressed air pipes; Metal pipes and metal fittings therefor; Metal sc...