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.
使用时,将左旋丝锥放入钻好的断骨的钻孔中,左旋转操作即可,铰制出左旋内螺纹。
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.
使用时,将左旋丝锥放入钻好的断骨的钻孔中,左旋转操作即可,铰制出左旋内螺纹。
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