The TEKTON 5-in-1 Combination Tool is a must-have for any electrician, contractor or professional to take on any electrical job. Strip solid or stranded 10-22 AWG wire and crimp wire terminals that are 10-12, 14-16 and 18-22 AWG. Cut and rethread bolt sizes 4-40, 6-32, 8-32, 10-34 and 10-32. It is constructed from hardened steel with high-contrast size range markings for easy use. Cushioned, non-slip finger grip handles are comfortable to use. The combination tool is backed by a lifetime replacement guarantee.