>Tony,
>I used to be cavalier about using a new CU washer for the drain plug.  If I
>didn't have a new one, I would lap and anneal the old one and reuse it.  I
>got away with doing this many times.  It only took a stuck drain plug one
>time to cure me of this bad habit.
>Rich

Okay.  I don't understand.  How can a soft CU washer make a large diameter
drain plug stuck?
I don't see the physics or the mechanics of the scenario.

hk