Excellent Material: The 6mm2 cable lugs are made of high-quality copper with a tin-plated surface, corrosion-resistant, have strong conductivity, and are safe to use. The insulating cover is made of high-quality PVC, with good insulation performance, high temperature resistance, not easy to oxidize, and can be used for a long service life. Easy to Install and Use: First, place the PVC insulating sleeve over the wire and carefully fix the terminal with a crimping pliers. Then insert the uninsulated wire into the terminal. Press the pliers firmly to connect them together. Finally, place the insulating sleeve on the terminal. Practical Design: The cable lug set is marked with AWG wire and bolt size markings, easy to identify; The high-quality bell-shaped design allows for faster and smoother mating and is not easily damaged after crimping. The closed design keeps the cable in place, dry and corrosion-free, ensuring a reliable connection. Wide range of applications: Suitable for household