Made in the USA! Also known as welding cable this very flexible battery cable can easily lace throughout an engine compartment and around tight turns with ease. Highly flexible annealed 30 gauge bare copper conductors 168 strands insulated with an EPDM jacket and paper separator. Resists abrasion cut tear flame grease oil and water. Operating temperatures is -58F to +221F (-50C to +105C). Rated to 600 volts. RoHS Compliant and meets SAE J1127. Package also includes 5 pieces of a copper lug with a 3/8" stud that fits the welding cable. Seamless copper lug made of 99.9% pure conductive ETP copper. One piece tongue (not sandwiched) make them more conductive than a typical copper lug. Clearly marked for wire size. Features a flared and chamfered barrel to ease application of finely stranded wire or welding cable.