Regulator adjuster–how to re-surface with a drill press

Here’s how to re-surface the delrin adjuster with a drill press. a leaky delrin seal will show higher FPS 1st shot when the AG hasn’t been shot in hours or overnight, all depend the rate of leakage. most of the time you will not notice the leak if your shooting a string 10-20 seconds between shots. with high rate of leakage the reg chamber will equalize with supply side of AT.