1. Built with high carbon steel and a black oxide finish, these pliers are made to last, the ratcheting mechanism ensures smooth operation, and the hardened jaws won’t deform under pressure. 2. This SN-58B crimping tool is designed for wire sizes from 0.25mm² to 1.5mm² (23-16AWG), it works with a wide range of spade, bullet, and open-barrel terminals, eliminating the need for multiple tools. 3. Unlike single-groove pliers, this tool features a 4-position die for perfect crimps every time, the precision jaws create tight, gas-tight connections, preventing loose wires and corrosion. 4. The built-in pressure regulator lets you fine-tune the crimp force for different terminal sizes, this ensures you get a consistent, professional-quality crimp without damaging delicate wires. 5. The dual-material PP+TPR handles provide a comfortable, non-slip grip, the ergonomic shape reduces hand fatigue during extended use, making it ideal for both DIY and professional electrical projects., Manufacturer: SETNGB