1/2 RECESSED PLUG by Robroy Industries

GLL Grounding Bushings GLL style PVC coated threaded grounding bushings have an aluminum lug for copper or aluminum grounding conductors. RE Reducers RE style reducers reduce conduit hubs to a smaller size. They are provided with an integral bushing to prevent conductor damage and full, clean cut threads for ease of assembly. All RE reducers are coated inside and out with polyurethane for corrosion protection. PLG Plugs PLG style plugs are used to close unused conduit hubs. They are available with either recessed square drive sockets or raised square drive heads. All PLG plugs are completely coated with polyurethane for corrosion protection.