4 Stage Knife Sharpener: Manual knife sharpeners have 4 slots, one for the scissors. Level 3 manual fine grinding, fine grinding and coarse grinding. With diamond shaft, ceramic and tungsten base notches. Ergonomically Design:The smart knife sharpeners feature a comfort handle for maximum grip,suitable for right and left-handed users.large non-slip base ensure the stability and safety of the kitchen knife sharpener on flat surface in the kitchen. Easy to use: The knife sharpening takes only a few seconds, which means that the blunt knife can be sharpened again quickly and effectively. Range of Use: The sharpener can be used for most straight knives.(Notes:This sharpeners gadgets arent applicable to ceramic and serrated knives.)

Note:Shipping time is 5-12 days