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CoS(Takefu) - Takefu's new knife alloy. COS-3 cobalt special. It has been around for more than a year, before its composition was published by Janich on Spyderco forums. Mega thanks for that! Currently, as of 2011, Fallkniven uses it, and Spyderco in their mules. Working hardness 61-62HRC.
Manufacturing Technology - Ingot
Country - Japan(JP)
Known Aliases:
Takefu - CoS3, Takefu - Cobalt Special
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