Pennington Skates Diamond Blade Sharpening Plates
Double sided diamond-hard metal whetstone. Choose the combinations from 4 grain sizes:
| Roughness | Sharpening type |
| 200 | Extra roughing |
| 400 | Rough sharpening |
| 800 | Smooth sharpening |
| 1600 | Polishing |
Diamond speed skate sharpening stones make it easier and quicker to give a smooth high quality sharp, than with traditional stones.
Double sided diamond-hard metal whetstone. Choose the combinations from 4 grain sizes:
| Roughness | Sharpening type |
| 200 | Extra roughing |
| 400 | Rough sharpening |
| 800 | Smooth sharpening |
| 1600 | Polishing |