Gary Katsanis wrote:
> I wonder if a worn steel can be re-sharpened as if it were a file.
>
> Can't think of a reason why not!

There's something interesting going on here. Here's a load
of Victorian Steels that have no "file type" grooves
at all (sharp or otherwise), they're just polygons, some with
hollow faces.

https://www.google.com/search?biw=1364&bih=590&tbm=isch&sa=1&q=carving+
set+steel+victorian&oq=carving+set+steel+victorian&gs_l=img.3...7735.16703.0.168
44.60.39.0.0.0.8.271.3553.25j8j2.35.0....0...1c.1.54.img..48.12.1637.y923FAbHM30
">https://www.google.com/search?biw=1364&bih=590&tbm=isch&sa=1&q=carving+set+ste
el+victorian&oq=carving+set+steel+victorian&gs_l=img.3...7735.16703.0.16844.60.3
9.0.0.0.8.271.3553.25j8j2.35.0....0...1c.1.54.img..48.12.1637.y923FAbHM30

   BugBear