Comprehensive set includes 1900pcs wire connectors, bootlace ferrules crimps. Suitable for insulated/non-insulated terminals, offering versatility for all your ferrule crimping tool kit needs. Labor-Saving Ratchet Crimping Plier: Labour-saving ratchet crimp tool with adaptive adjustment for 0.25-6mm² (awg23-10) wire diameters. A must-have for bootlace ferrule crimp tool kits and electrical connectors Self-Adjustable Ratchet: Features a self-adjustable ratchet design .For pressing ferrules supplied from side 0.25-6mm²（AWG: 23 ~ 10）. High quality crimping standard ensures repeatable crimping action Safe Lock:Includes pressure calibration and forced locking for secure connections,can be unlocked, always maintain the quality of high-pressure connection; crimp pressure is accurately calibrated at the factory Smart Design: Lightweight elbow joint design reduces hand fatigue, making it easier to handle ferrule crimping tasks. Perfect for electricians and professionals working with cable connectors and crimping pliers daily, Weight: 1.5873282864 pounds, Manufacturer: Blyxon