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Yup. I'd would say it is a razor hone. The orange box it was in has all the words I wrote above about it. 118S Razor Hone.

I picked up an old hone at the flea market.

The Carborundum Company. Niagra Falls, New York. 118S Razor Hone. 4x2x3/4.

It has been used very little. It is a bit dirty, it looks like some rust...