The EXO Crimp Frame® with the EXO-EX and the EZ-RJ45 interchangeable die sets, the EXO CST Kit has everything you need to cut, strip and terminate Cat5e, Cat6 and Cat6A cables. The EZ-RJ45 Die works with standard EZ-RJ45 connectors to terminate Cat5e cables while the EXO-EX Die works with the ezEX™44 and ezEX™48 connectors to terminate larger Cat6 and Cat6A cables.