Spiral tapping (milling) of threads with driven tools on a CMZ lathe. It is used when cutting special threads or threads in hard materials and when the thread is too large for the power and torque of the driven tools.
Spiral tapping (milling) of threads with driven tools on a CMZ lathe. It is used when cutting special threads or threads in hard materials and when the thread is too large for the power and torque of the driven tools.