CNAweb Network Plug Crimping Tool 3 in 1 Modular Crimping Tool for RJ11, RJ12, RJ45 Crimps RJ11 (4P), RJ12 (6P) and RJ45 (8P) modular STP/UTP cables and connectors Cuts both tangent and shelled wire varieties Heavy duty, rugged hardened steel and carbon construction Ridged, rubberized grip handle Includes 110 style punch down tool