Start with Break-Free or WD-40 and a nylon brush. Scrub it good and let it set overnight. Scrub it again then look it over with a good light and maybe some magnification. Extent of the rust will be much clearer then, proceed as gently as possible if desired.
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Smokeless powder is a passing fad! -Steve Garbe
I hate rude behavior in a man. I won't tolerate it. -Woodrow F. Call Lonesome Dove
My favorite recipes start out with a handful of used wheelweights.
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