About this itemFerrule Crimping Range- AWG 23-10/0.25-6mm². Each Kit comes with A Handy Ferrule Crimping Plier (Quadrilateral) with 770pcs Wire Ferrules (AWG 22-10)High Precision Ratchet-Automatically adjust itself to the appropriate diameter for crimping terminals. Accuracy and reliability crimps every time.Ergonomic Handle Design-Labor-saving ratchet device. The non-slip nylon handle is designed for providing you with easy operation and sturdy crimps.Portable Functional Kit-Ferrule Crimping Tool Kit could help you quickly complete the wiring, suitable for all kinds of equipment switches, batteries, cars and household, electronic components with pins etc.Satisfaction-iCrimp 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.End Sleeve Crimper and Ferrule AssortmentIf you work with lots of various sizes of wires, this is the kit for you! It comes with 770 insulated ferrules for wire sizes from AWG22-10 and the crimper.If you work with alarm systems, access control, power supplies, A/V, HVAC, or any other industry that requires you to put a stranded wire into a terminal block, these ferrules will be your new best friend. For whatever reason, ferrules seem to have completely passed over our industry. Most of the customers we ask have never heard about these glorious little buggers and how they simplify your installs. So now we are on a mission to get them into all our customers hands!