Omura-do for Omote-zuri

Natural polishing stone used for Omote-zuri .
Omote-zuri is a work to smooth the surface of the polishing stone.
Polishers always use natural stone for this work, because if any particle of artificial stone remains on the polishing stone, it will scratch the blade.
Omura is coarser than Binsui, so it is usually used before Binsui when the surface of the stone is very rough.

Dimensions : 7 x 5 x 6cm.
Omura-do for Omote-zuri

Price: 1,000yen