BDMT FFF Diafold Diamond Flat Folding File Fine ReviewbP PP DMT FFF Diafold Diamond Flat Folding File Fine PPortable, lightweight with convenient fold & go handles which enclose and protect the diamond file when not in usePFine diamond for a razor sharp edgePSharpens knives faster than conventional stones with DMT's monocrystalline diamond surfacePNo oil is needed-sharpen dry or with waterPDurable construction will provide years of consistent performance and reliable serviceP