B07GYZNTWD Atoma Diamond 4″ x 1″ x 0.25″ Sharpening Stone for KME 400 grit

Make sure this fitsby entering your model number. 400 grit (35 micron) Should be used with water Compatible with KME Custom made by Gritomatic Mounted on 102 x 25 mm (4″ x 1″) aluminum blank