Spur gears. By Artisan Makes. 12:26 video:
In this vid, finishes produced by turning are acceptable, and nearly guaranteed with 12L14. Stoning cutting tool edges a proven method to further improvement. However, contrary to what was shown, stoning in two directions is not best practice, such as at 3:06
The abrasive should only draw away from edge(s) getting attention. Pulling it back, unless exactly on same plane as drawn away, is usually detrimental, by losing top rake into a negative or flat.
Last edited by Toolmaker51; Nov 16, 2021 at 10:45 PM.
...we'll learn more by wandering than searching...
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