Self-Adjusting Crimping Pliers for wire ferrules narrow handle width and improved ergonomics.. For crimping wire ferrules according to DIN.46228 parts 1 + 4 Self-adjustment to the size of wire ferrules required Repetitive, high crimping quality due to integral lock (self-releasing mechanism) Tools have been set precisely (calibrated) in the factory Handy shape and low weight provide high operation comfort. Capacity half-moon Capacity in square millimetresCapacity in square millimetres 0.08 - 10 mm² Square drive Capacity square Capacity step-like square Capacity triangular Clamping width hexagon Clamping width round Clamping width square Clamping width