Highly Compatible Crimp Tool: This ethernet crimper not only works with RJ45 Cat5 Cat5e Cat6 8P8C pass through connectors but also RJ11 RJ12 6P6C Enthernet Modular Plugs All-in-One Wire Crimper: A combination of cutting, stripping, and crimping functions, meets most of your needs and labor-saving Precise Crimping: The professional crimping set allows the crimping tool precisely crimp pins of the plug, puncture the insulation of the network cable and fixing each twisted wires into the RJ45 connectors Fast, reliable crimp tool with steel body for durability with ergonomic comfort grips, ratchet safety-release and a blade-guard on cutting and stripping knives reduce risk of injury 102 Pcs Crimp Tool Kit: Including 1 x All-in-One Crimper, 1 x Mini Wire Stripper, 50 x Cat6 Pass Through Modular Data Plugs and 50 x Connector Covers