Save time on your DIY projects with our non insulated wire connectors and heat shrink tubing, eliminating the hassle of purchasing components separately.Each terminal is tin-plated to resist corrosion, providing a secure connection and ensuring safer and more reliable performance over time. Our connectors are designed for long-lasting reliability, featuring precision-crafted welded joints that securely hold wires in place after crimping, creating neat and robust connections. The included heat shrink tubing has a 3:1 shrink ratio, effectively reducing diameter while providing excellent insulation. They provide a tight and secure seal for all terminals and wire connections, enhancing the durability of your project. This toolkit is perfect for ring terminals, non-insulated splice crimp connectors, electrical connectors, wire connectors, and butt connectors, making it an essential tool for any professional technician or DIY enthusiast.