ChefsChoice M42 EdgeCraft Sports/Hunter Green. * 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 for stronger and more durable edges and faster results. * Stage One: Sharpens using 100% fine diamond abrasives. Stage Two: Hones the edge using ultra-fine 100% diamond abrasives. * Patented, flexible spring knife guides ensure precise angle control and eliminate guesswork. Powerful A.C. motor.