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111Nathanial, keep in mind that 63Rc is only a little tiny bit harder than 59Rc. If the file only just barely scratches the blade you are probably pretty close. See if it will hold an edge like you...

Yes it was very likely was over heated.

Working with mystery steel has its challenges. O1, W1, S7 or maybe 1095???? Who knows. I have tried to look up which steels file manufactures use with no luck. Grind, grind, and grind some more. ...