1、Great Compatibility: This crimper set is suitable for Cat5, Cat5e and Cat 6 cables with 8P8C plugs, and is perfect for RJ45, RJ11, RJ12 cables and telephone installations, as well as any other electrical wiring job. 2、Mini Design: This crimper is 2/3 the size of a traditional crimper and 1/3 lighter in weight than traditional pliers, and can be operated with only one hand. 3、Multifunctional: This crimping pliers are versatile, and combine cutting, stripping and crimping functions in a single unit. 4、Wide Application: This crimper is used for telephone, alarm, computer, intercom, speaker and thermostat wiring scan function to locate working wires (network, telephone, coaxial, buried cable). 5、Excellent Carbon Steel Material: This crimper is made of excellent carbon steel material, which is sturdy and wear resistant, not easy to corrode, and has a long service life.