10-28-2015, 09:13 PM
There's a method where you put the steel against a grinding wheel (spinning, of course) and the color and look of the sparks will tell you what you have. I'm sure someone here has a link to that, I can't find it right now.
Logan 200, Index 40H Mill, Boyer-Shultz 612 Surface Grinder, HF 4x6 Bandsaw, a shear with no name, ...
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