for solder-free electrical connections, almost parallel crimping movement, consistently high crimping quality thanks to precision dies and ratchet (can be unlocked), crimping pressure is precisely set (calibrated) at the factory, power amplification through leverage for less tiring work, ergonomically shaped handles, wide range of different crimping dies for almost all current crimp connections , various positioning aids for precise position determination, in a plastic case, foam insert with recesses for storing crimping inserts and positioning aids, with assembly tool (Allen key), screws and nuts, without crimping insert, special quality chrome vanadium electric steel, oil-hardened