The KNIPEX Self Adjusting Crimping Pliers with front loading will crimp end sleeves 7 28 AWG. Self-adjusting adaptation to the desired wire end sleeve ferrule size with no crimping faults caused by using the wrong die. Fits all twin ferrules within the application range. Repetitive, high crimping quality due to integral lock (self-releasing mechanism). Crimping pressure has been set precisely (calibrated) in the factory. Optimum transmission of force due to toggle lever for fatigue-reduced operation. High operation comfort thanks to handy shape and low weight. Made of chrome vanadium electric steel in special quality, oil-hardened.