About this itemMaterial: Crimping mechanism of high-tensile special steel. Parts subject to extreme loading are specially hardened and temperedEasy Operation: Optimum transmission of force due to lever action for fatigue-reduced operation. High operation comfort thanks to the handy shape and low weightRatcheting Mechanism: Full cycle ratchet crimp insures complete crimping of terminations crimps insulated & non-insulated end splices & ferrulesCrimp Profile: Hexagonal crimp profile with six serrated crimp surfaces created by 6 synchronously driven crimp jawsCapacity: Automatic self-adjustment to the required connector cross-section. Capacity: 20-5AWG (similar to 0.5 - 16mm²)