Door fasteners of metal; Fasteners of metal for casement windows; Fasteners, namely, metal bars and chains; Hog ring fasteners of metal; Metal bonding fasteners for mounting and demounting of ceiling and wall panels; Metal clamp-type fasteners for holding in place curtains, tarps, canvas, cloth and film covering material; Metal clevis fasteners; Metal fasteners for scaffolds; Metal threaded fasteners; Sash fasteners of metal for windows