The C.K Ratchet Crimping Pliers are designed to be a strong and durable solution for the safe and secure attachment of modular plugs (6P4C (RJ11), 6P6C (RJ12), 8P8C (RJ45) and 6P6C/Offset) without die changes. Safe & Secure attachment of modular plugs without die changes. Full cycle ratchet mechanism for safe, repeatable results and comfortable ergonomic handles. Heavy duty body construction with hardened steel jaws - guaranteed for up to 30,000 cycles. Built in wire stripper & cutter mechanism for convenience. Factory set crimp pressures for the optimum connection safety. Suitable for plugs type: 6P4C (RJ11), 6P6C (RJ12), 8P8C (RJ45) and 6P6C/Offset Tool measures 220 mm in length.