1、Cable Tester: The tool kit contains a multifunctional cable tester for testing telephone or network cables with a drop and light proof design.  2、Professional Set: This professional network Ethernet crimping pliers saves time and effort and greatly improves work efficiency for RJ45, RJ11, RJ12 connectors.  3、Crimping Pliers: There are 3 functions of stripping, cutting and crimping, tool holder head with full metal laminated, handle non slip, pliers with ratchet teeth, save time and effort, high efficiency of crimping.  4、Portable Storage Bag: The kit fits securely in a handy tool pouch that prevents tool damage. You can use these tools at home, in the office, in the laboratory, in the dormitory, in the repair store and in everyday life.  5、9 in 1: The complete 9 in 1 crimping tool design allows you to cut, strip and crimp with just one Ethernet crimper.