Door bells of metal, non-electric; Door bolts of metal; Door handles of metal; Door knobs of common metal; Doorway barriers made of metal; Fittings of metal for pipes; Fittings of metal for flexible pipes; Fittings of metal for rigid pipes; Gate stops of metal; Ladders of metal; Metal components for metal protective and security window shutters, namely, slats, shutterboxes, side frames, end caps, crank handles, pull straps, side tracks, ball bearings and installation hardware, namely, rollers...