Quote Originally Posted by Airportcopper View Post
I just got my 4/8 from the perfect edge. Howard lapped her for me and I learned the ground work how to hone today at the meetup.. How often do I lap the stone and how do I know when it's time..
lap it when ever it gets dirty

or run a dmt etc over every so often.

you will get metal deposits on it long before it starts to unflatten so might as well use lapping gear to clean it