#8 Bare Copper Ground Wire 5' Plus Ground Rod ClampGreat for grounding, Indoor or outdoor use, Solid wire is un insulated, Clamp Used to secure grounding wire to grounding rods, Can be used in direct burial applications, Fits #10 #2 AWG wire Ground Rod Clamp is manufactured from high strength, highly conductive copper alloys that are suitable for direct burial in ground and concrete. They are intended to be used to connect copper wire to a copper ground rod or rebar and come assembled with a bronze