... ; 3.No rusted and discoloration; 4. white Ceramic knife 5,LFGB,EU,SGSCeramic Knife – High Density ZirconiaItem No.: JH3A1-P05,JH4A1-P05 ... ,JH6A1-P05,JH7A1-P05Model: 3", 4", 5", 6", 7" ceramic knife A seriesBlade Material: zirconium dioxide (ZrO2; also known as zirconia ... .5”, 5”, 5.5”, 6”, 6.5”, 7” and 8”Ref. Specification: ModelStyleLength of BladeWidth of BladeThickness of BladeLength of HandleTotal ...