Message-ID: 
Newsgroups: AIRGUN.LIST
> 
> Jon,
> Trumpet repairpersons use a suitibly sized ball bearing driven through
the
> tube to remove dents, I am told that it works very well.
> Rob Prosio
> 
> 
In thin walled brass yes. In a rifled steel barrel, I don't think so.
Phil.P.
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