This is a single sided 400 grit Whetstone (Toishi) without a base.
This is ideal for removing small chips or reshaping a knife. If you need a base check out our adjustable base here.
The Sakai Takayuki Japanese Tosihi Sharpening Stone / Whetstone is made in Japan.
Soak in water for 2 min
Japanese Toishi Sharpening Stone - Grit #400
Weight: 751 g
Whetstone Length: 205 mm
Whetstone Width: 75 mm
Whetstone Thickness: 25 mm