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Art:
When I was working in a Fed. Gov. firearms maintenance facility, we would "glass blast", found that better than sand, and blue or parkerize most any surface. That is of course the light alloy stuff, ie:m16's and the like.
As you mentioned, the old stuff must be completely removed, then the new process would hold.
HJN
[This message has been edited by Harley Nolden (edited September 09, 1999).]
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