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Bohler N690 heat treat advice

OldOakknives Sep 21, 2018

  1. OldOakknives

    OldOakknives knifemaker Knife Maker or Craftsman

    Hi guys and gals,
    I want to try some new steels (new to me!) and am thinking of using some N 690. I usually use RWL34 which I h/t in my paragon kiln. Does anyone have a h/t for this steel which doesn't need cryo? Any help appreciated.
    Thanks in advance.
  2. blackmetal1181

    blackmetal1181 The Devils Knifemaker JDBA Official Member Knife Maker or Craftsman

    Use dry ice and denatured alcohol for your sub zero

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