In KNIVES OK-81 M390 May 16, 2024 Hello everyone, many were wondering what kind of steel actually is in OK-81 M390 carbon, as spectral analysis showed, it really is M390, the hardness of my copy is 60HRCby Prestigious-Bed7836 KnifeKnife ClubKnives Prev Post What about your Every Day carry Carry? May 16, 2024 Next Post Anybody Know What Knife This Is? May 16, 2024 Related Posts You gotta do what you gotta do October 17, 2024 NKD! Shirogorov Gen 5 F95NL October 17, 2024 NKD but possible QC issue? October 17, 2024Write A CommentYou must be logged in to post a comment.