HIGH-QUALITY FERRULE CRIMPING TOOL KIT: It specially design for electricians and DIY projects. The Crimper with ferrules, you can reliably press the wire between 23-7AWG(0.25-10mm²). FERRULES & FERRULE CRIMPERS: Nice set of crimpers tool with ferrules. There are great selection of wire connectors. The crimping plier set is made of high-hardness precision materials and is durable, lightweight and easy to carry. NON-SLIP COMFORTABLE HANDLE: Can be operated with one hand, ergonomic. Exquisite and compact, easy to carry. Fits the palm of your hand, comfortable grip, reduces fatigue from long-time use. Effectively improves work efficiency. TIGHT CRIMPING: Achieve precise crimping and seamless one - time molding. Our tool ensures wire terminals remain intact, eliminating any terminal waste. Crafted from forged alloy steel, these crimping pliers house a pressure - adjusting mechanism, a ratchet - release feature, and a high - toughness spring. This combination guarantees reliability and ease - of - use for all your crimping tasks. FUNCTIONAL FEATURES: The crimping pliers are electrically conductive, molds equipped with a wide range of overall hand-cranked, easy to use. Apply to general wire with round insulated or non-insulated European terminals, crimped to become a square column.