延のべ金がね

noun

sheet metal; dagger; sword

The primary modern meaning is 'sheet metal' (metal rolled or hammered into thin sheets). The 'dagger' or 'sword' sense is archaic and refers to a blade made from such metal, now mostly encountered in historical contexts.

• 工こう場じょうで延のべ金がねを切せつ断だんする。

  They cut sheet metal at the factory.

• 古こ文ぶん書しょには延のべ金がねで作つくられた短たん剣けんの記き述じゅつがある。

  Ancient documents describe a dagger made of sheet metal.