Sharpening chart: angles and stone grits
| Bevel | Cuts at |
|---|---|
| 25° | 37° |
| 33° | 45° |
| 38° | 50° |
| Grit | µm |
|---|---|
| #400 | 37.5 |
| #600 | 27.5 |
| #800 | 19 |
| #1000 | 15 |
| #1200 | 13 |
| #1500 | 10 |
| #2000 | 8 |
| #3000 | 5 |
| #4000 | 3 |
| #8000 | 1.52 |
| Plate | Color | µm | Mesh |
|---|---|---|---|
| Extra-extra coarse | Silver | 120 | 120 |
| Extra coarse | Black | 60 | 220 |
| Coarse | Blue | 45 | 325 |
| Fine | Red | 25 | 600 |
| Extra fine | Green | 9 | 1200 |
| Extra-extra fine | Tan | 3 | 8000 |