| Material | Ruby |
|---|---|
| Grit | 3000 |
| Brand | Unbranded |
Check the listing for details. Ruby Sharpening Polishing Wheel Grit 3000 35mm for Graver Sharpening Tool New. Condition: New with tags. Listed at 15.99 USD. The Ruby Sharpening stone is made from sintered crystals of synthetic ruby. Install easy in the a tool or machine,also easy sharpening and polishing all kinds of exact knives. For sharpening and polishing chilled steel,alloy steel and precision parts etc.