6385| 9
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哪種材質(zhì)的鉆頭好用? |
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點評
亞克力尼龍,韌性好,加工時肯定發(fā)熱量很大,沒有內(nèi)冷的話,建議使用OSG的NEXUS-GDS,或者其他廠家不銹鋼、銅鋁加工用鉆頭。需帶涂層,耐磨,摩擦系數(shù)小。
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