05-03-13, 08:34 PM
You misunderstand me about the centre punch. The idea of the centre punch is not to mark the broken hss tap but to break it into bits.
As I said hss is brittle and repeated impact from a sharp pointy device (centre punch) will break it into bits which will fall out. Been there done that.
Tom
As I said hss is brittle and repeated impact from a sharp pointy device (centre punch) will break it into bits which will fall out. Been there done that.
Tom