Hi
My 3/4 inch scale tractor brass parts have became dirty oxidized and my question is how to clean it and not damage the painted parts and al. parts. has any one used citric acid ? or what can I use.
Regards M.
M.I. Twice
My 3/4 inch scale tractor brass parts have became dirty oxidized and my question is how to clean it and not damage the painted parts and al. parts. has any one used citric acid ? or what can I use.
Regards M.
M.I. Twice
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