... use or cleaning. Features and Functions1,Applicable to kitchen knives of various materials and ceramic knives.2,For ceramic knives, best ... picture 5, marked with “1”, please refer to the sharpening method of T1030D.Coarse sharpening part is for putting the first edge ... picture 5, marked with “2”, please refer to the sharpening method of T1030D.Under normal circumstances, it is suggested to use weekly ...