Ultra fine hard Arkansas carving tool. Ultra fine hard Arkansas round edge slip stone. Ultra fine hard Arkansas carving tool. Should be used with honing or mineral oil for sharpening edge tools or all knives. This 4000 grit waterstone needs to be soaked with water to cut efficiently.
Water also flushes away metal particles to keep the surface from becoming clogged.
This keeps a sharp cutting surface at all times. Immerse stone in water for ten minutes prior to use and keep the stone surface wet while sharpening. A seven minute long instruction video demonstrating how to use these stones properly on sharpening Osborne tools.