Made of high-quality H62 brass, integrally formed by CNC precision turning with tight diameter tolerance of ±0.01mm. Uniform and wear-resistant silver plating ensures excellent conductivity, ultra-low contact resistance, and superior anti-oxidation & anti-corrosion performance. With stable plugging elasticity, the pin can withstand thousands of insertions without loosening. The standard 3.0mm size is directly compatible with various connectors, wiring harnesses and PCBs, widely used in industrial control, new energy, automotive electronics, medical equipment and other electrical connection scenarios, featuring easy installation and reliable connection.