Small ironware, metal screws and mass-produced metal hardware parts of all kinds, namely, screwed metal nuts, metal rivets, ball lock pins pins; metal dowels, metal clamps and similar connecting and locking elements made of wire and sheet metal, namely, tension links of metal and structural joint connectors of metal; wall ties, namely, metal threaded fasteners; metal fastening elements, namely, metal threaded fasteners, self-drilling screws, self-tapping screws and fastening bolts specificall...