8 1/2" overall with 7 3/4" 30 micron (fine) honing surface. Fixed on flat glass surface with rubber foot pads. Honing area is coated with millions of highest quality diamonds. Can be used for honing of knives, scissors, shearing knives, garden tools, chisels, axes, fishhooks, broad heads, carbide tools, stone, glass, and ceramic. Hang packaged. Country Of Origin: Sweden UPC: 871373243963
