Telecoms Crimping Tool 8P8C/6P6COverviewUse to crimp 8P8C and 6P6C telecom plugs. Tool features wire cutter, wire stripper and locking pin.Suitable for crimping the following RJ (registered jacks)RJ9/RJ10/RJ22: 4P4C (4 Position, 4 Conductor) are typically used for Telephone Handset cables.RJ11: 6P4C (6 Position, 4 Conductor) are typically used for ADSL, Telephone (connecting router to filter)RJ12: 6P6C (6 Position, 6 Conductor) are typically used in Phone Systems.RJ45: 8P8C (8 Position 8 Contact) are typically used in Network Wiring such as CAT5e/CAT6RJ11 and RJ12 only differs in the wiring. RJ12 utilizes all six slots while RJ11 uses only four of the six slots available.