The solar panel crimping machine is made of high-quality 45 steel, hardened and durable; Soft PP crimp handle, comfortable, reduce fatigue.? [Wrench]: This wrench is designed for assembling and disassembling male/female plugs. They are robust and easy to use, saving installation time and manpower. The connector is designed for connecting photovoltaic solar systems with high mechanical requirements and extreme weather conditions. The leads of the solar conductor are tinned copper, and when the leads are crimped to the wire, the connection of the solar panels is as solid as a rock. Ultra-precision wire stripper design, high strength return spring, easy to use. Suitable for 10-22 AWG (0.6-2.6mm) copper and aluminum cables. Built-in wire cutter and wire cutter.