Quote:
Originally Posted by Interested Party
Is it a file? ...
|
The pattern looks very much like a large hi carbon steel farriers rasp. They are used by farriers to file horse hooves, and I'd guess other hoofed animals, as well as used in wood work. They are frequently used in knife making, and the distinctive open cross-cut pattern may be partially left as a decorative sign of it's past.
Top: the rasp
Bottom: a knife made from a rasp, with deeper pattern showing