I also wondered about the Enriched Uranium's oob surface so I contacted lane #1 this is what they had to say:
" We recommend wet sanding the balls to 600 grit then polish the ball using standard 3-M rubbing compound paste."
Hope this helps. This was the answer regaurding the EU and Cobalt oob.
--------------------
Becoming a father isn't difficult, But it's very difficult to be a father.
10/21/05 Kaitlyn Emily Mongeon. Daddy's little girl!
R.I.P Kevin Trombley 11/26/05 You were taken too soon!
F.O.S Member in Training
Enriched
Tsunami
Cobalt