A Bump in an Oval V-Groove is a Lump of material left behind where the cut started and ended on either the inside/outside cut of the Oval V-Groove.
If the Outside cut of the Oval V-Groove cuts with a Bump, Decrease the Outside Oval Rotation.
If the Inside cut of the Oval V-Groove cuts with a Bump, Increase the Inside Oval Rotation.
