Crimping Range from 0.25 to 6 mm? Suitable for insulated and uninsulated terminals bits . According the cable size, you could adjust the pressure ratchet to suit the crimping. Hexagonal crimp profile with six serrated crimp surfaces,Hexagonal crimping for optimum positioning in confined areas. Crimping pressure is accurately calibrated at the factory, always maintaining high-pressure connection quality and precise pressure line Ferrule Crimping Tool could help you quickly complete the wiring, suitable for all kinds of equipment switches, batteries, cars and household, electronic components with pins etc. Satisfaction Guarantee products are backed by an unmatched reliability and consistency, coming with quality assurance you can trust. If you meet any problems, please do not hesitate to contact us.we wish everyone shopping happy Feature Please choose the appropriate terminals with the suitable sleeves, then you can make a perfect crimping. After sales services: Respond your email