• When used, the left-hand tap is put into a drill hole of a drilled broken bone, and then operated by a left hand to make left-hand internal threads.

    使用,将丝锥放入钻好的钻孔中,旋转操作即可,铰制出左旋螺纹

    youdao

  • When used, the left-hand tap is put into a drill hole of a drilled broken bone, and then operated by a left hand to make left-hand internal threads.

    使用,将丝锥放入钻好的钻孔中,旋转操作即可,铰制出左旋螺纹

    youdao

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