How to use CNC wear offsets without chasing every dimension

I learned the hard way that wear offsets can fix a part or make the next ten parts worse. On a CNC lathe job, we had a bore drifting close to the low limit. A newer operator kept adding small wear changes every few parts. The first change helped, the second overcorrected, and by the end of the run nobody trusted the offset history. Now I treat wear offset changes like a controlled adjustment, not…