Shapton Glass Stone Set w/Field Holder #500, 2000, 16000 Grit 5mm Features the highest quality abrasives available. More durable than other water stones Grits Included: 500, 2000 and 16000. Stone Size 8.25 x 2.75 Shapton Field Stone Holder also included No need to soak before using. Just splash on some water and start sharpening Everything you need to go from dull to razor sharp. Complete instructions included.