Naniwa P-310 Professional Stone (Chosera) 1000 Grit Japanese Whetstone Knife Sharpener

Naniwa's Professional Stone is their highest grade stone and the overseas model of their "Chosera" stone.

Instructions: Splash stone with water before sharpening and continue to do so when sharpening. Naniwa Professional Stones do not need soaking as they have tightly resin-bonded particles, making them more durable and effective than other makes.

Made in Japan