metal catch basins for attachment to sewer and water pipes to trap debris; metal grates, covers, tops, frames, hoods, supports, and inlets for catch basins, drains, vaults, manholes, and access hatches; metal supports for leveling of covers, tops, and grates for catch basins, drains, vaults, manholes, and access hatches; metal molds and forms for casting and forming catch basins; metal casting forms for concrete; metal bolts and nuts