Yes, if it's precious, be patient and apply plenty of contrasting heat and cold. Ice and boiling water will do. Cool thoroughly so that it penetrates, then douse steel in boiling water. Do this in combination with other methods.
Tom
@The_Crank started
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Yes, if it's precious, be patient and apply plenty of contrasting heat and cold. Ice and boiling water will do. Cool thoroughly so that it penetrates, then douse steel in boiling water. Do this in combination with other methods.
Tom