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Old 11-04-2012, 15:32   #2
Senior Member
Join Date: Oct 2006
Location: PA
Posts: 216
That looks like gilding metal in the barrel. Mine look like that when i don't scrub them enough with the brush. I would get a new brush with stiff bristles and see if it comes out. Don't use an old worn out brush.

Last edited by rustypigeon; 11-04-2012 at 15:33..
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