Heat Treatment Specifications
Austenitizing
Temperature820°C(1508°F)
Soak Time5 minutes
Tempering
Temperature200°C(392°F)
Time90 minutes
Cycles2x
Quench Medium
oil
Target Hardness
58 - 60 HRC
Performance Characteristics
Toughness6.5/10
Edge Retention5.5/10
Corrosion Resistance1/10
Ease of Sharpening8.5/10
Overall Score21.5/40
Interesting Facts
- 1Böhler designation for AISI O2 oil-hardening tool steel
- 2Popular in European bushcraft knife scene
- 3Mora has used O2/K720 in Classic line for decades
- 4Easy to heat treat - good for beginner bladesmiths
- 51.1% carbon, manganese for hardenability
Famous Uses
Mora Classic knives
Bushcraft knives
Woodworking tools
Best For
Light-medium use knives
Working blades
Outdoor knives
Similar Steels
O1
American equivalent
80CrV2
Modern alternative
Not Recommended For
- Wet environments
- Budget projects
Expert Tips
- 1Oil hardening required
- 263-65 HRC achievable
- 3Good balance of properties
- 4Needs rust protection