Bohler released a new nonstainless powder metallurgy steel called K888 which is advertised as having extremely high toughness even at hardness levels of 64 Rc. I tested it as well as the very similar, older CPM1V to see how they compare with other knife steels.

Written article for this information: https://knifesteelnerds.com/2024/03/1...

00:00 Intro and History
03:33 Advertised Properties
04:33 Microstructure
06:03 Hardness and Heat Treatment
09:02 Toughness
14:03 Edge Retention
16:01 Summary and Thank Yous