About This Easy 3-stage sharpening system for professional results at home, anytime. Sharpens kitchen and sport knives, even Santoku knives. Blade thickness selector adjusts guides to optimum sharpening angle. Select thick for hunting knives, medium for chef's knives and standard kitchen knives, and thin for light blades like fillet and paring knives. Blade guides hold knife at the perfect angle for no-guess sharpening. Extra-fine-grit ceramic wheel fine hones the blade to a razor-sharp edge. Three Stage Sharpening system for professional results at home. Overview Material : Plastic, Sapphirite wheels Brand : Presto Color : Multi/None Product Dimensions : 18.43"L x 11.25"W x 2.18"H Item Weight : 5.07 Pounds Grit Type : Light,Medium,Fine Number of Items : 1 Manufacturer : Presto Global Trade Identification Number : 00075741088105 UPC : 885740123055 885881818070 716080056140 799154403316 885146464141 757410881056 988671289019 722544222501 021111378413 885159904177 885442242092 885138816095 887667933953 701567567868 885119111805 885435863495 728639284843 075741088105 763615718691 885611305634 100177323541 885673480041 885142252537 747090310830 794965250289 885740123055 885881818070 716080056140 799154403316 885146464141 757410881056 988671289019 722544222501 021111378413 88515990… See more