Innovation. Quality. Smart. Sharpens: straight edge knives; serrated knives. Quick and easy to use. Two stages of sharpening. KitchenIQ's Edge Grip Knife Sharpener is lightweight, compact, and easy to use on either a flat surface or the edge of your countertop or table. Two stages of sharpening offer the capability to put a razor sharp edge on a very dull knife and to maintain already sharp blades. www.kitcheniq.com.