Professional Crimping - Ferrule wire crimping feature efficient ratcheting mechanisms, professional grade crimping dies and ergonomically comfortable handles. This tool is suitable for ferrules in the range AWG 23 - AWG 7 (0.25-10 mm²). Crimping for Terminals, Automotive, Batteries, Home and more. Portable Crimp Tool Kit - Tool Kit also comes with a 1250 Piece Wire Terminal Kit. Ferrule connectors are made of copper and polypropylene. Whether you're an electrician working with PLCs or a hobbyist working with relay modules, you'll find this ferrule crimp kit handy. Adjustable Ratchet Design - Ratchet crimp kit for precise and repeatable crimping, ferrule kit to prevent over-crimping, crimp tool kit with adjustable compression and ratchet mechanism to reduce hand and elbow stress automatically adjust at the time. Precise Ratcheting Mechanism - Crimp wire connectors by squeezing the handle throughout the ratcheting cycle until the handle automatically releases. The ratchet function allows the to be secured when the wire is inserted into the crimp. VERSATILITY & DURABILITY - Cord Hoop Kits are great for DIY projects and solderless repairs around the house. Colour:As shown Material:Metal Package Contents: 1 x 1250 PCS Wire Ferrules with Crimpers Pliers Kit Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.