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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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