4691| 15
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攻絲小竅門~ |
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點評
套絲,是板牙
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點評
是把直槽絲錐磨成螺尖絲錐?現在基本沒有不一刀干到底的絲錐吧,除手攻外
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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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