... longer life than the traditional steel knife,with no need of sharpening for years Stain and rust proof ,non ... useUsage and care advice:It is advise to use for cutsting/slicing of fruits , bread ,vegetables ,boneless ... meats,do not use for cutting hard ,frozen or broned food.Please use with ... >1150Grain sizeµm<0.6Thermal conductivityW/(m.k)2.5 Folding Utility Knife