Special Features:

4sharpener, whetstone, unique construction; thin layer of perforated steel is molded into a plastic base, the metal is covered with diamonds of precision size embedded in electroplated nickle; stone remains perfectly flat after repeated usage; stone used for sharpening knives, food processer blades, hand tools, power tools, router bits, carbide blades, including edging glass, ceramic, crafts & general industrial use; bench type stone is wear resistant & will last indefinately if cared for properly

Properties:

A piece of abrasive of any shape designed to be held in the hand or to remain stationary while the item to be sharpened is moved against it or the piece of abrasive is moved against the item.