3100| 7
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Q235鋼板攻絲發(fā)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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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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