Camshaft comp cams bend or not

UncleTed said
You ready to admit that .0001 tolerances can be held on other machines besides edm?

I give, but just move the part to a cooler or hotter location and you will loose or gain 0.0001-0.0002. I give up.

This comes from my cousin who has been in the business for 35 years. His whole working career.

As Tony says, journals are usually ground, not turned. I knew that, just didn't mention it.