The Edgecraft Sportsman M42 Electric Knife Sharpener is the perfect tool for sharpening all types of knives, including hunting, fishing, pocket, kitchen, and household knives. Sharpens both straight edge and serrated knives to better than factory sharpness. Two-stage sharpening system for stronger and more durable edges and faster results. The first stage sharpens using 100% fine diamond abrasives. The second stage hones the edge with 100% ultra-fine diamond abrasives. Patented, flexible spring knife guides ensure precise angle control and eliminate guesswork. Powerful AC motor.