What should I do if a tap or drill bit breaks during machining? 2022-07-11
1, Fill some lubricating oil, use a sharp pin or chopper to slowly knock out the broken surface in the reverse direction, and reverse the iron sharpening from time to time (the most common method in the workshop, but it may not be suitable for threaded holes with too small apertures or broken taps that are too long, but you can try).
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