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钢丝螺套钻孔工具

  钢(gang)丝螺套(tao)钻(zuan)(zuan)孔(kong)工具工作时候根据规格表中(zhong)所列的(de)相对应的(de)标准(zhun)钻(zuan)(zuan)头(tou)钻(zuan)(zuan)孔(kong),钻(zuan)(zuan)孔(kong)深度大于或等(deng)于钢(gang)丝螺套(tao)安(an)装(zhuang)深度,注意不要将(jiang)孔(kong)钻(zuan)(zuan)成锥形,切屑(xie)不要掉入可能会引起损坏的(de)地(di)方。钻(zuan)(zuan)孔(kong)后(hou)锪孔(kong)不应超过 0.4 螺距深度 , 因为锪孔(kong)过大不利于钢(gang)丝螺套(tao)的(de)旋入。


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