Sometimes even I catch fish that are eating size. That’s when the trouble starts. Trying to clean fish with a dull knife is a waste of time and waste of fish. The SMS (Sharpening Made Simple) knife sharpener puts a great edge on any cleaning knife, and it does it with no trouble at all. In three easy steps, the compact sharpener puts as good an edge as any knife will take. This fine tool for efficient fish cleaning is made in the USA, and fits in a large pocket easily.