Whetstone Cutlery Two-Sided Whetstone Stone
Whetstone Cutlery™ two-sided whetstone come has two different sides of grain for sharpening and polishing knife edges. The stone is suitable for use with either water or oil.  These softer Japanese stones have several advantages over harder stones. Because they are softer, they do not become glazed or loaded with detritus. Plus, they are lubricated effectively with water rather than oil, but can be  used with either.