Chef'sChoice Electric Slicer Blade Sharpener 498 : Uses 100% diamond abrasives for ultra sharp blades without overheating metal. Two quick stages deliver professionally sharpened and honed slicer blades. The 100% diamond-coated disc creates smooth, sharp edges without overheating the metal. Slip this sharpener onto the food carriage of most Chef'sChoice slicers. Product Features Easily mounts to the food carriage of most Chef'sChoice electric food slicers Uses 100% diamond abrasives for ultra sharp edges 2 stage sharpening process sharpens and hones slicer blade Sharpens both serrated and fine edge blades Produces an incredibly sharp edge in just seconds Photographic instruction booklet Compatible with ChefsChoice electric sharpeners 620, 625, 630, 632, 640, 645 Made in Germany Limited 1 year warranty This item is shipped directly from the manufacturer so it can only be delivered within the 48 contiguous states. Express shipping options, gift wrap services and gift messaging are not available for this item. Please allow up to 7 days for order processing and delivery.