順時針鑽頭有可能帶著斷螺釘往裏走，有些情況是不想端螺釘掉到裏麵去，所以要用反時針鑽頭。

來源: US_CAR. 於 2013-12-01 15:43:08 [舊帖] [給我悄悄話] 本文已被閱讀：次

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