Sodium Carbonate
250g.
Put small amount of Sodium Carbonate in the water,
while you are polishing.
It prevents the blade from rusting.
Some artificial stones might melt if you keep them for a long time.
(Kaishin-do, Asahi komanagura-do etc.)
Put small amount of Sodium Carbonate in the water,
while you are polishing.
It prevents the blade from rusting.
Some artificial stones might melt if you keep them for a long time.
(Kaishin-do, Asahi komanagura-do etc.)
Sodium Carbonate
Price: 450yen