The ink stick can be grinded automatically. The inkstone plate rotates diagonally, and the ink stick is not immersed in water for a long period of time.Therefore, it prevents cracks and maceration of the ink stick.Inkstone plate-type for kanji. Body size: width 160 × height 160 × depth 135 mm Mass: 1800 g Usable ink stick: 1-5-type_ Grinding amount: 30-40 mL