Quote:
Originally posted by Eric Reed
Here's how I understand it: Hardened steel is hardened on the skin only, and when you turn the shaft you remove that skin...the inside is much weaker. So after you turn the shaft, you have to heat treat it. We would have to have someone do this for us, as we have neither the equipment nor the expertise.
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Use Graphite (also refered to as grey powder) and dip redhot steel in it.
Use oxyacytyline torch to do so. If you use a furnance, u will deform it.
Regards
schitnis
Team 915