Naniwa A-102 Flattening Stone for Japanese Whetstones Its durable ABS plastic base

Its durable ABS plastic base contains keyed holes that accurately set the stones’ sharpening angles at 30° (15° each side) or 40° (20° each side) for sharpening knives

great for wood carving thanks to the stone-washed Sleipner stainless steel blade and fire-crafting capability using the back flat tang

you have the choice of how you want to sharpen a knife

ZT added a decorative pivot with a blue-anodized pivot ring and matching tube spacers

and grind this demanding material to yield reliable

Naniwa A-102 Flattening Stone for Japanese Whetstones Its durable ABS plastic baseInstructions: Soak the flattening stone in water for about 5 minutes before using it to flatten the surface of a Japanese whetstone. 220 Grit 170 x 55 x 30 mm Made in Japan