Water stones have associated with them several properties which makes them usable towards a large range of functions. These functions associated with these water stones are as a result of their structural and chemical compositions which go on to give them the useful edge. Japanese waterstones have been known worldwide for their use owing to their quick working qualities both towards Japanese tools as well as those found in the other western countries. The chemical composition of these Japanese water stones makes them ideal to function as sharpening tools. Structurally, the particles present in the water stones which allow sharpening of tools are very loosely bound to each other. Therefore during the sharpening process these particles tend to get washed away thereby revealing a new layer of these sharpening particles located beneath this layer.

Each of these mentioned water stones have their own fixed set of sharpening qualities which work best for a particular tool. Therefore it is seen that several of these water stones are desired to be used by wood workers in order to sharpen their tools. Amongst several of these sharpening waterstones present in the market it is seen that the King Water stone manufactured by the Japanese sharpening stone manufacturer Matsunaga is the oldest and surely the best water stone. These mentioned King Water stones are very soft structurally and provide a comfortable usability to the user. The only issue associated with these King Water stones is the fact that they need to be resurfaced quite frequently as cavities tend to appear in the stones owing to their frequent use. A king water stone should always be lubricated with water and never with oil in order to maintain its sharpening qualities.