i love how easy it is to use sit on the surface just slide the knife across it them boom its that simple sharp as anything very very impressed . very well made feel like real high end quality at a great price what more can you ask for .The handle of this knife sharpener is ergonomically designed. You can firmly hold the handle no matter whether you are left- or right-handed; with a quality non-slip base, you can fix the sharpener tightly on the table.Your safety is key with any kind of sharpener this one is safe to use i love the wide range of different style of knifes it will work on