The Naniwa Economical Waterstones are good waterstones at a great price. You're getting a quality genuine Naniwa product with a price tag of an economical stone. These stones are available in 120 grit only.
Like traditional waterstones, we recommend soaking the stones in water prior to use. Being a traditional waterstone, this stone sharpens very quickly.
The stone measures 175 MM long x 55 MM wide and 15 MM thick. In inches the stone measures 6 7/8" long, 2 1/8 wide and 5/8" thick. This size offers a good balance of value and size. .
120 - This stone has an extra coarse. This stone sharpens very quickly. Gray in color.
Made in Japan.
Q. Do I need to soak all of the stones in water before use?
A. Yes, all of the stones will benefit from soaking in water prior to use.