小山製作所 Company Profile

For the manufacturing and sales of coaxial tubes and waveguides for wireless communication equipment, trust Koyama Manufacturing!

Koyama Manufacturing Co., Ltd. is a specialized manufacturer of coaxial tubes, primarily focusing on antennas for TV broadcasting and power supply lines with silver brazing, as well as coaxial tubes and waveguides based on aluminum welding. We also engage in precision machining and sheet metal processing that includes silver brazing and welding of related materials such as copper, brass, and aluminum. We have numerous transactions with major manufacturers. If you have any issues regarding waveguides, coaxial tube-related products, precision machining, or sheet metal processing, please feel free to contact us. We would be happy to assist you not only with waveguides and coaxial tube-related products but also with precision machining and sheet metal processing.