CK San-Etsu Co., Ltd. engages in the manufacture and sale of brass bar and wire products in Japan and internationally. It operates through the following segments: Copper Drawing, Precision Parts and Plumbing and Plating. The Copper Drawing segment mainly produces brass bars, brass wires, and brass tubes, which are materials for housing-related products, home appliances, and automobile parts. The Precision Parts segment produces camera mounts, synchro rings, etc. The Plumbing and Plating segment mainly sells iron pipe fittings for housing. The company was founded in June 1920 and is headquartered in Takaoka, Japan.