The WESCO Bonding and Grounding Wire is a bare copper wire used for bonding and grounding applications. It is available in multiple AWG sizes from 6 AWG to 2/0 AWG. The wire has a concentric lay stranded construction and is UL listed. It can be used for general purpose grounding and bonding in commercial, industrial, and residential applications. The wire is RoHS compliant and meets Federal Specification A-A-59544. It comes in 500 foot spools.