1. Plug: This electrical plug pin set contains 500 pins of different sizes (1mm, 5mm, 1.8mm, 2.2mm, 2.8mm, 3.5mm) and multiple options for different connection needs. It is suitable for electrical connection of the main body of the car and is well compatible with various electrical vehicle devices such as car radios, navigation systems and car lights. 2. REMOVAL TOOLS This kit contains 18 terminal removal tools that make it easy to remove and replace connectors, simplifying the installation and maintenance process. The insertion and removal of the plug and bus bar is designed with high precision, the insertion and extraction process is smooth and can be aligned accurately, which makes installation and disassembly easier and saves maintenance or change time. 3. Connection: these terminal pins are made of copper and nylon materials with excellent conductivity and elasticity, ensuring a stable and durable connection. Keep your electrical system reliable and efficient. By optimising the surface of plugs and pins, we ensure stable and continuous power transmission and avoid electrical interference caused by poor . 4. Application: This pin set is suitable for various 12V plugs and is compatible with motorcycles, trucks, boats, jet skis, scooters, cars, etc. It is the perfect solution for all types of electrical connections in the automotive sector. It can withstand multiple plugin and pull operations without affecting connection performance, has a long plugin and pull life and is suitable for maintenance and repair requirements in longterm use of automobiles.