3736| 7
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Q235鋼板攻絲發粘不斷屑 |
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點評
試試擠壓絲錐吧,但是對螺紋底孔的尺寸要求比較高
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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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