Manufacturer: Morihei 
 Grain type: 3K 
 Production region: Tokyo 
 Dimension: 207 x 78 x 26mm 
 
 The Morihei 3000 grain sharpening stone produced for Morihei in Tokyo, it is specially designed for him. A stone with a very smooth feeling with great speed. This stone has an excellent yield for the option of a kasumi finish. So an excellent pre-polisher! This stone does not require soaking.