Toho Kinzoku Co., Ltd. engages in the manufacture and sale of tungsten, molybdenum, and refractory metal products. It operates through the Electrical and Electronic, and Cemented Carbide segments. The Electrical and Electronic segment offers tungsten and molybdenum, alloys, and automotive electrodes. The Cemented Carbide segment handles cemented carbide tips and tools for rock drilling and city engineering works. The company was founded in November 1918 and is headquartered in Osaka, Japan.