metal building materials and goods; namely, door lock keys and cylinder locks, bolts, garage doors, staircases, metal boxes, cans and containers sold empty, storage drums; fencing; frames for windows and doors, shutters; non-electric wire and cable; plates of metal, pipes and tubing, fittings, joints and couplings therefor; expansion joints for walls and floors; locking keys, rivets, screws, chains, nails, pegs, staples and manually-operated valves for use in construction, building and industry; hoses for plumbing uses; gutters and gutter pipes