CS-HD 1000

F800 OCB + F1200 OCB

Chinese Bluestones are used for finish sharpening knives using Hapstone or Edge Pro knife sharpener

Arkansas stones usually have moderate variations of shade and color

but doesn't create significant slurry of its own

waterproof glgc grand logarithmic grit chart CS-HD 1000Abrasives in Micron Scale: Grand Logarithmic Grit Chart (version rv. 13) printed in A4 size (11 x 8. 5") on cardstock paper with UV coating. Copyright "Mr. Wizard". It is the intent to display a broad range of abrasive particle size information as compactly and intelligibly as possible. Since these cover several orders of magnitude a logarithmic scale is most appropriate. A logarithmic scale also has the property of equidistant spacing for any