Modular crimp-connector installation tool for voice and data applications with Pass-Thru RJ45 connector plugs|Wire stripper, crimper, and cutter all-in-one tool for STP/UTP paired-conductor data cables|Full cycle ratchet mechanism ensures complete connector termination|Flat or round solid or stranded telephone and data cable|Trims flush to end face of connector to eliminate unintended contact between conductors|On tool wiring guide helps minimize wiring errors