These Amakusa stones are big and great for creating a burr. They are very hard and wear even. We use one on almost every knife we sharpen. They last a long time and a great bang for the buck.
Amakusa stones are very hard with large particles. They tend to make nice even grinds.
Length - 8.1"
Width - 2.75"
Thickness - 1.9"
Hardness - 7.5 - 8.5
Grit - 600 - 800
Weight - 3 Lbs 14.4 Oz
Some stones have defects and inclusions. we cannot guarantee perfect shape and wearing. All sales are final on natural stones.