Kasumi Sharpening Stone 400 Grit

Professional Kasumi Whetstone  Double sharpening stone Kasumi fine 400 grits. It preserves  the angle of the blade sharp and smooth. Suitable for high hardness knives. Made in Japan. Instructions Place the whetstone on the non-slippery rubber base. Then, find the angle that suits you (between 8° -20°) and start sharpening. Ceramic whetstone that works with water, rubber base and manual included.