On 2010-06-25, BillMe wrote:
I need to cut an acme thread in a steel block. Roughly 5/8" X 6. I
forget what I measured! Is that done with a tap or a boring bar?
Friends have not heard of an acme tap. Thought someone might know.

ACME taps are very common and easy to buy in any size, if you have the
money of course. McMaster has them. I may have a tap in that size.

i