主要是为了锉削铝材，铝合金，及其他非有色金属上。

Aluminium files are primarily for filing aluminium, aluminium alloy and may be used on other non-ferrous metals.

youdao

主要是为了锉削铝材，铝合金，及其他非有色金属上。

Aluminium files are primarily for filing aluminium, aluminium alloy and may be used on other non-ferrous metals.

youdao