NSN 5345-01-392-6520

8.000 inches handle length, 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 .