It takes just minutes to return your kitchen cutlery to razor-sharp performance. The Kai Electric Sharpener automatically sets the correct 16-degree sharpening angle for any Kai or Shun double-beveled knife. Easily sharpen stainless steel, carbon steel, clad steel, or Composite Blade knives.*Using special sharpening and finishing stones, the Kai Electric Sharpener makes it simple to always have the sharp edge that makes cutting quick and food preparation a pleasure. Easy to clean and maintain, the Electric Sharpener comes with complete instructions for use.