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2 inch is kind of short for a razor if you are talking length, width wise 2 inch blade spine thickness would be close to 1/2 to set the bevel. pop a pic so I can se what you are trying to deal with.

are they already treated and tempered? if not unless you have the equipment and knowledge pass on them. if they are heat treated and tempered and the geometry is correct then you may be able to use...