This Work SharpA(R) Electric Combo Knife Sharpener uses guided power sharpening to restore your blade to its original condition, then uses a manual honing system to add razor sharpness for peak performance. A compact bench-top all-in-one solution for every knife in your collection. Even serrated knives! Never mess with a dull blade again. Both power sharpening and manual honing in one Sharpens big outdoor knives, small pocket knives, kitchen knives and serrations Flexible belt technology for maintaining a superior convex cutting edge Flexible 0.5" x 10" 3M abrasive belt 25Adeg angle guides for precise results every time Tapered ceramic rod to hone knives to a razor edge Includes (2) P120 Grit 3M abrasive belts, 1 pre-installed