Hydraulic connectors (pipes) of metal (other than parts of vehicles, machines or motors); connectors of metal for hoses; couplings of metal for hoses; couplings of metal for use with high pressure hoses; flexible strip wound hoses of metal; metal high pressure hoses (other than parts of machines, engines or motors); metal hoses; metallic connectors for watering hoses; pre-insulated bonded flexible metal hoses; winding spools of metal, non-mechanical, for flexible hoses