Originally Posted by clovis
The endmill was a 12mm, don’t remember the flute.



thanks. up
the reason i asked about the radius of the flutes, the bigger the radius, the less likely a stress crack will develop.
is this worth worrying about for a rocker arm ? who knows ?
just my machinist mind wondering about things to be concerned about in my 45 year career working on, machining, and supervising high pressure vessels.
beer