| Metric | CPM-CruWear | M390 |
|---|---|---|
| Toughness | 8 | 3.5 |
| Edge Retention | 5 | 6.5 |
| Corrosion Resistance | 5.5 | 9 |
| Avg/Target HRC | 62.2 | 60.6 |
| Manufacturer | Crucible Industries | Bohler-Uddeholm |
| Category | High Alloy Tool Steel | Stainless |
CPM-CruWear vs M390
CPM-CruWear vs M390 knife steel comparison using sourced ratings and hardness data from Knife Steel Nerds and SteelHardnessLab.
Typical cross-category comparison: non-stainless toughness emphasis versus stainless wear/corrosion balance.
Quick Take
- Toughness: CPM-CruWear leads (8/10 vs 3.5/10 for M390).
- Edge retention: M390 leads (6.5/10 vs 5/10 for CPM-CruWear).
- Corrosion resistance: M390 leads (9/10 vs 5.5/10 for CPM-CruWear).
Also searched as: CPM-CruWear (CPM-Cruwear, CruWear, Cruwear)
Also searched as: M390 (204P, 20CV, Bohler M390, Bohler M390MK, CPM-20CV, CTS-204P)
FAQ
Is CPM-CruWear better than M390 overall?
Toughness: CPM-CruWear leads (8/10 vs 3.5/10 for M390). Edge retention: M390 leads (6.5/10 vs 5/10 for CPM-CruWear). Corrosion resistance: M390 leads (9/10 vs 5.5/10 for CPM-CruWear).
Where do these values come from?
Ratings are attributed to Knife Steel Nerds; hardness measurements are attributed to SteelHardnessLab testing by u/679696 and u/Skylark427.