JMT RJ45 RJ11 Cat5 LAN Network Telephone Cable Tester tool + Crimper + 60 Plug Connector Warning: Please don't use in live circuits For cuts, strips and crimps for 8P8C/ RJ-45, 6P6C/RJ12, 6P4C/RJ-11, 4P4C & 4P2C in one tool