Naniwa P-310 Professional Stone (Chosera) 1000 Grit Japanese Whetstone Knife Sharpener DOBERMANN IV evolved from the

DOBERMANN IV evolved from the first and most classic Extrema Ratio knife

Weight: 26g / 1oz

while only introducing those changes we deemed strictly functional to its improved effectiveness

Blade Material: 7Cr17MoV High Carbon Stainless Steel

36" (162 mm)

Naniwa P-310 Professional Stone (Chosera) 1000 Grit Japanese Whetstone Knife Sharpener DOBERMANN IV evolved from theNaniwa's Professional Stone is their highest grade stone and the overseas model of their "Chosera" stone. 1000 Grit 210 x 70 x 20 mm 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