Standard for original equipment and replacement on vehicular equipment, the JT&T Products 120F 12 AWG Black Primary Wire is a staple for a professional repair arsenal. It boasts stranded, annealed single-conductor copper wire built within general purpose thermoplastic (GPT) insulation that allows for suitable operation between extreme temperatures. With its smooth surface, this 12-foot cut 12 AWG electrical wire is well-suited for pulling through loom or JT&T Flex-Guard Convoluted Tubing. It also offers resistance to grease, oils and acids that may be present in your work environment or equipment.