Manufacturer suggested retail price. $15.97 The Edge Maker Knife Sharpener Features And Benefits: Restores any blade Sharpens most knives in less then 1 minute, including serrated ôNever lose itö orange handle The 4-Step Sharpening System is field tested and approved by the North American Fishing Club (NAFC) and the North American Hunting Club (NAHC) Manufacturer: Edge Maker Lifetime warranty does not cover abuse