Electric Diamond Knife Sharpener for Ceramic Knives and Stainless Steel Knives with 2-Stage Diamond Sharpening Wheel Diamond Grinding Stone with two settings (Coarse - #600 grit and Fine - #800 grit) designed to sharpen ceramic and stainless steel kitchen knives High powered, plug-in, eletric diamond grinding wheel can grind chips of up to 1mm off of ceramic blades Universal Knife Guide Slot keeps knife at a traditional V angle bevel edge, fixed angle (Coarse setting: 18 each side, Fine setting: 20 each side) Removable diamond wheel cartridge and cover for easy cleaning Shenzhen Knives ceramic knife sharpener with universal knife guide slot accommodates most blade, heel, bolster and handle designs allowing for tip to handle sharpening of ceramic kitchen knives (NOT SUITABLE FOR SCISSORS, SERRATED BLADES OR NON-KITCHEN KNIVES SUCHS AS HUNTING KNIVES, FOLDING KNIVES, POCKET KNIVES ETC.)