FED UP WITH DULL KNIVES? SAVE MONEY ON NEW KNIVES AND STAY SAFE with everything you need to keep your knives razor compatible with sharp and restore dull and damaged knives to their former glory. Not only a knife sharpener; the sharpening stones can be used on practically any straight non-ceramic blade tool. BECAUSE ONE CAN'T DO EVERYTHING. The 240 whetstone is suited for repairing dull or damaged knives, while the combination 800 2000 grit whetsone is perfect for honing a final edge. A comprehensive knife sharpening guide and eBook shows you how to use each to its full potential. Grit: 240#800#2000# perfect size for bench work Intended for sharpening all types of tools and knives colour:Silver Material:Diamond size:Approximately 16 * 2.3 * 0.9cm Package Contents: 3 * Sharpening Stones Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. BECAUSE ONE CAN'T DO EVERYTHING. The 240 whetstone is suited for repairing dull or damaged knives, while the combination 800 2000 grit whetsone is perfect for honing a final edge. A comprehensive knife sharpening guide and eBook shows you how to use each to its full potential. FED UP WITH DULL KNIVES? SAVE MONEY ON NEW KNIVES AND STAY SAFE with everything you need to keep your knives and restore dull and damaged knives to their former glory. Not only a knife sharpener; the sharpening stones can be used on practically any straight non-ceramic blade tool.