1. Hard and corrosionresistant: The material of this wrench is primarily zinc alloy and plastic. The zinc alloy version of the wrench offers hardness and wear resistance. 2. Rotation saves effort: The solar connector wrench adopts a scientific rotating design, making it very easy to tighten or loosen PV connectors. You don't need to apply much force to turn the wrench—simply align it with the corresponding notch on the PV connector, hold the handle, and rotate clockwise. 3. Reasonable design: The single weight of the solar connector installation tool is approximately 26g/0.91oz, making it lightweight and compact, convenient for use anytime, anywhere. Whether you're installing PV panels outdoors or performing maintenance indoors, it's easy to handle. 4. Versatility: We provide a twopiece configuration for each wrench model, ensuring convenience for daily use and timely replacement. If one wrench becomes worn or damaged during use, you can use the spare wrench to maintain work continuity and efficiency.