Handy mechanical crimping tool with ratchet and exchangeable die sets for crimping of terminals up to 120 mm². Terminals can be crimped very easily by swinging the movable handlever. The construction with the built-in-force-blocking device guaranteed a constant and exact crimping-depth and therefore an excellent electrical and mechanical quality of the crimping connection. The collapsible head of the tool enables a quick changing of the die sets. The handy design and the little weight offer also a working inside difficult equipment or small places.