Bolt snaps of metal; Elbows of metal for pipes including those from alloy steel and titanium; Fittings of metal for furniture; Fittings of metal for windows; Locks of metal, other than electric; Metal clasps for DOOR SECURITY HARDWARE; Metal fasteners, namely, bolts; Metal fasteners, namely, NAILS; Metal fasteners, namely, RIVETS; Metal fasteners, namely, SCREWS; Metal tubes for industrial use; Metallic frames for sliding doors; Nuts of metal; Steel chains; Steel wire rope; Valves of metal ot...