[TheForge] Steel substitution

[Larry]

I have a hot cutter that was supposed to be of H13 that dulls real easy.
Maybe it needs to be re-heat treated.

Larry

John Newman wrote:

> I use H13 on cold steel regularly and find it holds up well.  I used a
> H13 punch in my flypress to punch over 200 1/4" holes cold and it still
> looks fine. You have to temper it to a faint red in the shadows after
> air hardening it at a yellow heat.  If you skip the temper the edge
> dulls.  I have found H13 to be fairly cheap as well (12' of 3/8" and
> 1/2" round for $30 Cdn.)
>
> John Newman