The Trendnet Professional RJ-11 / RJ-12 / RJ-45 Crimp / Cut / Strip Tool is a device used for crimping, cutting and stripping cable for 8- and 6-position modular plugs. It works with any Ethernet or telephone cable. The tool is made of steel and features a compact design with easy-to-use hand grips.Crimper, cutter and stripper all rolled into one handy, precise deviceFunctions for 8P/RJ-45 and 6P/RJ-12, RJ-11All steel construction for long term durabilityCompact size, easy to handleRatchet mechanism to keep tool closed when not in use