Knife (used) in very good shape after sharpening steel: Laminated VG10 (VG10 core, hardness 59 HRC). This is the version most commonly called the "regular F1" or simply F1 without Pro, 3G, CoS, etc. Handle color is usually black Thermorun, sheath is Zytel (plastic) or leather. It is the most widespread and "classic" version, issued to the Swedish Air Force.