6 Common metals and their alloys; metal building materials and components, namely, soffits and small items of metal hardware, namely, hinges, screws, gussets, cleats, rollers and roller carriages for garage doors, window and door handles, end caps for tubing ends, metal locks and metal lock structural parts, namely, lock strikes and lock tips; springs, bolts, plugs and ball lock pins; metal windows, metal doors, and metal joinery fittings and structural parts therefor, in International Class 006