五金 Traditional form: 五金 Pinyin (reading): wǔjīn Definitions: metal hardware (nuts and bolts) the five metals: gold, silver, copper, iron, tin 金銀銅鐵錫/金银铜铁锡 (jīn-yín-tóng-tiě-xī) Characters: 五 - five; surname 金 - gold, metal; money Traditional characters: 五 - five; surname 金 - gold, metal; money