***Factory Discontinued; Limited Stock*** The 3-in-1 Knife Sharpening System is the all in one solution to sharpening knives. There is a coarse crystolon that will easily restore worn edges, a medium crystolon that will fix up the average knife edge and then there is a fine India stone that will hone and help produce the sharpest edge. The System also comes with 4 1/2 oz. of lubricating oil which will increase the life of the sharpening stone. There is also a reservoir unit to contain the oil. Great for all kitchen cutlery, small knives and even woodworking tools. Guarantee the sharpest blade by using one compact Sharpening System. Perfect for restaurants, cafes and catered events. - Crystolon, India - 4-1/2 oz oil - Length 6 in - Width 2 in - Height 1/2 in - Sold per each