Norton 3-Way Knife Sharpening Sets
The Norton IM-313 Multioil Stone. The most efficient way to sharpen butcher and kitchen knives. This combination of three oil-filled, reversible stones includes Coarse, Medium and Fine. The two stones not in use are immersed in oil. Supplied complete with heavy, non-skid base with cover, one pint honing oil and three stones each measuring 11 3/4" x 2 3/4".