試試WD40 or Penetrating Oil。有卸閘專用的六棱角的bit，價不貴。外加一個rachet，足夠用了。

來源: 寶驢車主於 2010-04-16 21:27:44 [舊帖] [給我悄悄話] 本文已被閱讀：次

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