Bathtub grab bars of metal; Brackets of metal for furniture; Chains of metal; Cotter pins of metal; Door fittings of metal; Foot-operated door openers of metal; Hinges of metal; House numbers of metal, non-luminous; Knobs of metal; Metal bird baths being structures; Metal flanges; Metal furniture sliders; Rods of metal for brazing; Soldering wire of metal; Stakes of metal for plants or trees