Posted by Jim Pollock on October 29, 2011 at 23:03:03:
In an old post, Tom Ramsey had given a formula for calculating the amount of final cut when hobbing.
I believe it was measurement over wires - required measurement over wires divided by two and multiplied by 1.37. This was for 20 degree pressure angle.
What would it be for 14 1/2, 25 and 30 degree
Post a Followup