Solsop Pass Through RJ45 Crimp Tool Kit Ethernet Crimper CAT5 Cat5e Cat6 Crimping Tool KitFast, reliable RJ45 Crimp Tool for voice and data applications with Pass Through 50PCS RJ45 connector plug, 50PCS Covers Network Phone cable tester, plier, Mini Cable Stripper (Replacement blades available) RJ45 Pass Through Crimp Tool Reduce prep work time significantly with Pass Through technology Compact RJ45 Crimper crimps and trims RJ45 Pass Through connectors onto paired conductor cables (round STP UTP cables) Wiring diagram on the tool helps