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Jyutping gam1 ngan4 tung4 tit3 sek6
Pinyin jīn yín tóng tiě xī

Definitions (粵典–words.hk)
  1. 名詞
    即​係​五金​,​係​五種​好常見​,​而且​歷史​悠久​嘅​金​屬
    the metals of antiquity, especially gold, silver, copper, iron and tin

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Jyutping gam1 ngan4 tung4 tit3 sek3
Pinyin jīn yín tóng tiě xī

Definitions (CC-CEDICT)
  1. the 5 metals: gold, silver, copper, iron and tin
Definitions (Wiktionary)
  1. phrase, idiomatic
    the five metals of gold, silver, copper, iron and tin