Work Sharp WSKTS Knife and Tool Sharpener and Replacement Belt Kit Bundle includes Work Sharp WSKTS Knife and Tool Sharpener and Replacement Belt Kit Sharpen every knife you own like a pro quickly, easily, and with repeatable, consistent results Precision sharpening guides provide fast, easy, repeatable and consistent results 1-year warranty valid for North American 110v power source applications Specific grit selection for optimum sharpening performance