The Messermeister Regular Steel, made in Germany, realigns the edge on a knife. This Messermeister Knife Sharpener is recommended for Messermeister's Park Plaza and Four Seasons knife lines. Regular use will keep knives sharp and ready to use. The Regular Steel Knife Sharpener is great for a quick realignment on your knife, it's effortless and fun to use. Never let your knives go dull again.