A crimping tool is a device used to conjoin two pieces of metal by deforming one or both of them in a way that causes them to hold each other. The result of the tool's work is called a crimp. JN 011 crimping plier suitable for end sealing ferrules. New Leverage design, saves atleast 35% energy compared to common crimping tools.All key parts of the tools have been specially harden. It is a Insulated Terminal Crimping Tool. Features of JN 011 is New Generation of energy saving Ratchet Type Crimping Plier.