Just finished my first lathe part (here). Now, I need to drill a hole (and counterbore) in its side perfectly aligned (very close) radially. I have a small round column mill (RF31). I planned to chuck it in the vice (oriented so I'm looking through the hole) and drill. Finding the center from the front/back edges of the ring is straightforward. But I'm not sure how I'm going to center the...
Finding center...
Finding center...