The Japanese sharpening stone maker Matsunaga, in Osaka, makes the brand King and is the oldest- and best-known maker of Japanese Waterstones in the West.
King-Stones are relatively soft and have a comfortable feel in use because you can see and feel the stone cutting the surface.
Types of Whetstone & how to choose?
How to use?
1) Soak whetstone in water about 3 minutes before use.
2) The knife blade should be kept at an angle of 15-20 on the whetstone.