[This review was collected as part of a promotion.] For being so cheap, it's an absurdly effective product, and lasts quite a while. More importantly, it keeps your knives sharp, which is absolutely essential to using a knife effectively while cooking.
[This review was collected as part of a promotion.] I thought buying an inexpensive knife sharpener might not get my knives as sharp as they ARE! This totally did the trick and even some of my less expensive knives seem expensive now! Love the 2 stage (gray) knife sharpener! Just buy it