Uchigumori 60000 A

Natural polishing stone for a Japanese sword.
It is a final stone of the groundwork.

Uchigumori can make the Ha white and bring out the Ji.
At this stage the Hamon should become clearly visible.
There is no artificial substitute stone.



We will send the stone shown in the picture.

There is an oblique layer in this stone.
We recommend you to paint lacquer on the sides of this stone.


Softer than medium.




Please pick up brown rust line or inclusion before using.



Dimensions 22 x 8 x 5.2 cm
Weight 2370 g



-- Recommended stones for surface Omote-zuri

Tsushima-do For Omote-zuri https://www.namikawa-ltd.com/product/53
Binsui-do for Omote-zuri https://www.namikawa-ltd.com/product/54


-- Recommended Book and DVD --

The Art of Japanese Sword Polishing
https://www.namikawa-ltd.com/product/99

Hon'ami Koshu - Sword Polishing - (DVD)
http://www.namikawa-ltd.com/product/771