A Granton, or kullenschiff edge has hollowed out grooves on the side. These fill with the fat and juices of the meat being sliced, allowing for thin even cuts without tearing or shredding the meat. R. H. Forschner is a division of Swiss Army Brands, Inc, renowned for the Victorinox Swiss Army Knife. These knives are specially ground and tempered so that they can be resharpened over and over again, keeping a sharp edge throughout their lifetime. State of the art technology blended with old world craftsmanship produce cutting instruments of excellent quality, at reasonable prices. Forschner Victorinox Fibrox knives have earned high marks in a well-known cooking magazine which stringently tests kitchen products.