Upgrade Kit for Work Sharp Professional Electric Kitchen Knife Sharpener Includes 15 and 20 degree angle guides, (1) P120ZA Coarse Grit Belt, (2) P120 Replacement Medium Grit Belts, (1) X30 Fine Grit Belt, (1) X4 Extra-Fine Grit Belt Elevate your sharpening experience. This kit includes everything you need to sharpen every knife in your set. Use the leather-lined Eastern and Western Guides to sharpen east and west style knives. Premium Abrasive Belts Made in US by leading Abrasive Manufacturers specifically for Work Sharp Knife Sharpeners Part Number CPAC004