You can have the fanciest knife in your kitchen, but if they are not sharp, they won’t be much of use. The Warthog V-Sharp A4 Knife Sharpener can help with that. It is a sharpening system that lets you sharpen your knives like a pro. It has 4 adjustable angles from 15 to 30 degrees.
This knife sharpener has a metal frame with 325 Grit Natural Diamond Rods with finishing steels. You can find out more about it here.