Historically, the threading of holes has been a fairly straightforward operation, usually performed close to the end of a part’s machining. Once the holes had been drilled, thread taps of the ...

In job shops, throughput often lives in the steps between cuts: tooling, offsets, refixturing, programming and training. The March issue features practical ways shops are cutting setup time and ...

The strength of some internal threads is more sensitive to tap diameter than previously thought. • Cold-formed threads are no stronger than cut threads when holes are correctly sized. • Cut threads ...