Designed for finishing or polishing of the blade, the King S-1 6000 Grit Super Finish Whetstone will maintain the sharpness of any knife. The high grit count of this stone makes it ideal for touching up the cutting edge on a wide variety of blades. It is equipped with a slip resistant plastic base for stability when sharpening. The whetstone can be stored in water when not in use. Made in Japan.