CK San-Etsu Co., Ltd. manufactures and sells brass rod and wire products in Japan, China, and Taiwan. It also provides precision parts through forging and machining, plumbing equipment under the CK brand, and hot-dip galvanized metal products. The company was formerly known as SAN-ETSU METALS Co., Ltd. and changed its name to CK San-Etsu Co., Ltd. in October 2011. Founded in 1920, it is based in Takaoka, Japan.