AccuSharp® combines our Diamond PRO 2-Step Knife Sharpener with our black Sport Knife in a combo pack that everyone can use. The AccuSharp® Diamond PRO 2-Step Knife Sharpener provides exactly what someone needs to care for and maintain their blades. The two stages allow for the proper angle every time by having two stationary rods molded into the base. The AccuSharp® Sport Knife is constructed of anodized aluminum and stainless steel providing years of rust-free use. And with our patent pending wheel lock, you can open and close this knife with only one hand. The belt clip ensures that this knife will always be by your side when you need it. Our knife also features an emergency glass breaker. Coarse Grit: 320 Fine Grit: 1500