This Gold Series 50 Grit "The Beast" Diamond Hone from KME Sharpeners measures 1" x 4" x 3/16", and is sized for use with the KME Knife Sharpening System. The 50 grit Beast is the most aggressive stone of them all. It makes the toughest reprofiling jobs faster and easier. Only recommended for major stock removal. Browse other must-have products and accessories from KME Sharpeners.