... knife set 1) Hot sale items 2) Food safety grade 3)Pass LFGB, SGS 4) Factory price and fastest delivery Polish ceramic knife ... on marble, stone, glass, or tile.3 Use your conventional steel knives for carving, prying, boning, and cutting frozen food and ... and liquid dish soap; do not wash in the dishwasher.5 For discolorations not removed by normal washing, wash the blade ...