Each individual knife comes with a serial number, so consumers can register their purchase to capitalize on the manufacturer’s guarantee, if necessary.  Photo 4 of 5 in Cutting-Edge Knife Requires Sharpening Once Every 25 Years by Alexander George

Cutting-Edge Knife Requires Sharpening Once Every 25 Years

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Each individual knife comes with a serial number, so consumers can register their purchase to capitalize on the manufacturer’s guarantee, if necessary.