... sharp Fashion and easy clean Zirconia, the row material of Ceramic Knife, stable performance, not easy to change, does not ... knife is high hardness. Steel knives’ hardness is Vickers HV700, ceramic knives HV1100. Therefore, because of high hardness, wear-resisting; ... while the wear-resistant ceramic knives can always maintain the bright color. ceramic paring knife,4" white blade,black green silica gel ...