Dimensions: 210mm x 70mm x 10mm (Abrasive layer 5mm) If you’re lookingto cover all your sharpening needs with a complete set from basic 1000 stone up to 3000 that will give you a razor sharp blade and to 8000 grit for a high polishing effect, then the Shapton Glass Set that includes 1000, 3000 & 8000 grits is your way to also save some money! Their  unparalleled even particle distribution, density and ease of use will take your edge to a different level. Shapton Glass Set 100/3000/8000 is considered to be the top option when you want to get the ultimate results at a lower cost than buying the 3 stones separatelly. This amazing series, has the latest “splash ‘n go” technology which means they do not require water immersion before use but rather just a splash of water and you’re ready to go! It will cut very fast and will remain flat for much longer than usual stones. Its case can be used as a stone base too! Tip: Do not soak the stone for extended periods and let them dry very well before storage.