6 Cotter pins of metal; Fasteners, namely, metal bars and chains; Mechanical fastening elements of metal; Metal dowels; Metal expanding sleeves for affixing screws; Metal fasteners, namely, bolts; Metal fasteners, namely, nails; Metal fasteners, namely, rivets; Metal fasteners, namely, screws; Metal hardware, namely, washers; Metal threaded fasteners; Rivets, cramps and nails of metal