Bolt snaps of metal; Door bolts of metal; Knobs of metal; Lock installation kit consisting of metal lock, screws, hinges, and a screwdriver; Metal dead bolts; Metal expanding sleeves for affixing screws; Metal fasteners, namely, rivet; Rivets of metal; Rivets, cramps and nails of metal; Screw rings of metal; Screws of metal; Trellis of metal; Valves of metal, other than parts of machines