Prefabricated concrete float units being structural components of non-metal floating docks, used to provide a floating wharf

Metal fasteners, namely, rivets and locks with steel body and steel stem, rivets and locks with aluminum body and aluminum stem, rivets and locks with stainless steel body and stainless steel stem

manually operated metal valves, namely, adjustable wing valves, metal pipe couplings, Christmas tree caps made of metal; metal adjustable and positive chokes, not being parts of machines

BELT CONVEYORS AND ROLLER CONVEYORS

ADJUSTABLE WING VALVES, SCRAPER TRAP CLOSURES, POSITIVE CHOKES, ADJUSTABLE CHOKES, XMAS TREE CAPS, PIPE COUPLINGS, JET-TYPE SELF-CLEANING STRAINERS AND PUMP-SUCTION STRAINERS