7189| 13
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回絲時,絲錐斷在孔里面該怎么辦? |
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點評
你一般是用什么鉆頭?可以打得動鋒鋼材質絲錐的鉆頭不多。
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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