Greenhouse frames of metal; Guard rails of metal; Handrails of metal; Hinge pin door closers of metal; Hinges of metal; Iron slabs; Metal fence posts; Metal fence wire tensioners; Metal furniture casters; Metal hardware, namely, karabiners of metal; Metal joinery fittings; Metal railings for fences, balconies, and bridges; Metal shackles and hooks for lifting and rigging; Metal T-posts for fences; Metal tool boxes; Metal trestles for use as table supports; Safety deposit boxes; Stairs of meta...