Edge Pro technology features interlocking diamond wheels in combination with manual sharpening elements. It provides a broad capability to sharpen multiple blade types and edge conditions. This one product allows you to easily sharpen extremely dull blades, maintain razor sharp edges on both straight and serrated blades and sharpen common household scissors. The Diamond Edge Pro will sharpen straight edge knives of alloy, carbon, or stainless steel in the electric sharpening slot. It is designed to sharpen your finest cutlery and other common kitchen knives. Features 2 speeds, scissors sharpener for both left and right handed scissors, edge allotment slot, and a honing/serrated edge slot. In addition, it also includes a rubber hand grip, non-slip rubber feet, and a magnetic collection strip for metal filings.