Hardened and tempered steel crimping tool with ratchet mechanism for controlled, accurate crimping. Force amplifying ratchet mechanism for reduced hand fatigue and handle locking function. Insulated terminal crimping range 1.5, 2.5 and 6mm2. Hardened and tempered steel crimping tool with ratchet mechanism for controlled, accurate crimping. Force amplifying ratchet mechanism for reduced hand fatigue and handle locking function. Insulated terminal crimping range 1.5, 2.5 and 6mm2.