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關(guān)于現(xiàn)場鉆孔 |
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點評
靠你自己肯定沒去用手電鉆鉆過,,你要鉆過,,別說20厚,你就是4個厚你都鉆不動,,這么厚的只能用吸鐵鉆了,,但304肯定吸不住啊,所以你得兩手準備一個做工藝孔弄上鐵板能讓吸鐵鉆吸上,,另一個最好能在發(fā)貨前測到尺寸,。
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