Bars for metal railings; Buckles of common metal; Door fittings of metal; Door springs of metal, non-electric; Doors of metal; Fittings of metal for beds; Fittings of metal for furniture; Hinges of metal; Metal folding doors; Metal hinges; Metal runners for sliding doors; Metal slides for door; Metal staircases; Stair nosing of metal; Stair treads of metal