This Victorinox (Forschner) channel knife with a black Fibrox handle is a stainless steel garnishing tool that is used to cut strips of citrus peel for candied lemons or oranges. It is also used for making fluting cuts and other decorative cuts in fruits and vegetables. It cuts strips of the outside peel from oranges, lemons and limes without cutting into the bitter white membrane.
This Victorinox product, which is made in Switzerland, has been marketed in the U.S. under the R.H. Forschner brand name since 1937. As of 2009, it is now being sold in the U.S. under the Victorinox brand name. It was Forschner 40793, and is now Victorinox 40793.