This is the Ratchet Modular Crimping Tool for RJ22, RJ11, RJ12, RJ45, and DEC This Ratchet Tool will crimp terminals on RJ22, RJ11, RJ45, and DEC modular plugs, compressing and reshaping them until they’re cold-welded onto the wire. With an overall length of over 9 inches and high leverage handles crimping with the right amount of force is easy. Crimpers will not release until a threshold pressure is delivered, ensuring that full compression is applied. The Ratchet Modular Crimping Tool for RJ22, RJ11, RJ12, RJ45, and DEC is the quick solution for crimping RJ plugs. For more information on our products including RJ11 connectors please contact our customer service department at 888-519-9505