The Ken Onion Edition Knife & Tool Sharpener WSKTS-KO uses fully adjustable precision sharpening guide, variable speed motor and wide, flexible abrasive belts to sharpen pocket, hunting, serrated, kitchen knives. Features 0.75 in. x 12 in. belts, sharpening guide that is fully adjustable from 15 degrees to 30 degrees, and variable speed control ( 1,200 SFM to 2,800 SFM). The belts included with the sharpener are P120 Extra-Coarse, X65 Coarse Abrasive, X22 Medium Abrasive, X4 Fine Abrasive, 6000 Extra-Fine Abrasive.