This Voice/Data/Video kit contains the tools needed to prepare and connect modular/twisted pair cables. Items included are one ratcheting modular crimper/stripper, 10 free telephone and 10 free modular plugs. Klein's professional-grade connectors deliver the high quality performance, durability and longevity you demand. Expect a sure connection each and every time. Features: Ratcheting Modular Crimper/Stripper: All-in-one tool cuts, strips and crimps paired-conductor cables (RJ11/RJ12, RJ22, RJ45); Fast, reliable crimp tool with steel body for durability with ergonomic comfort grips; Cuts, strips and crimps Twisted Pair, Ethernet, RJ45 voice and data cables; Crimps 4, 6, and 8 position modular connectors (RJ22, RJ11/RJ12, and RJ45); Crimping dies are precision ground from high-carbon steel; Ratchet safety-release and a blade-guard on cutting and stripping knives reduce risk of injury; Full-cycle ratchet mechanism prevents the release of the connector prior to full compression; Yellow and black grips enhance comfort, visibility, and allow quick identification; Telephone Plug - RJ11 - 6P6C: Thick 50 micro-inch gold plating and 3-pronged contacts with durable housing -- for 1, 2 or 3 line telephones; Modular Data Plug - RJ45 - CAT5e: Thick 50 micro-inch gold plating and 3-pronged contacts with durable housing -- 8 position, 8 contact for data cables - Warnings: Read, understand and follow all instructions, cautions and warnings attached to and/or packed with all test and measurement devices before each use.