Dear Oscar
Try Tungsten Carbide coated files (brand name Cintride)
or TC rifflers - both available from Tirantis in UK -
very effective even on hard gritstones.
all the best mike
----- Original Message -----
> Question: I have some points and chisels (working on limestone) but
> I hear people talking about using files and rasps as well. I like
> this idea very much but it seems to damage woodworking files, etc.
> Are there special files and rasps for stone? And where does one find
> these? (I have one stone tool catalogue but it mentions no files or
> rasps)
>
...........................................
FAQ info and help on using this list is on
http://www.learningstone.net/lslstfaq.html