Jonard 6 in 1 Modular Crimping Tool Rugged and ergonomic: Tool is made from steel and uses dual material grips for added comfort. Ratcheting mechanism provides additional comfort and has a safety release. For multiple sizes of modular connectors: Crimps 4, 6, 8 position connectors: Tool has 3 crimping locations, 8 position for RJ45 connectors, 6 position crimping location for RJ11 and RJ12 and has a 4 position crimper on the back of the tool for 4 positon RJ22 connectors. Versatile cable cutter and stripper: Tool has flat cable cutter and stripper. Stripper can strip and cut for 6mm long conductors or 12mm long conductors. Additionally, the tool has a round cable jacket stripper.