The KLA 220 - HV 153 is suitable for sharpening flat and saucer-shaped circular knives with diameters from 60 mm (2.36 in) up to 475 mm (18.7 in) with single and double beveled edges.
The circular knives are driven electrically. Thus, they remain absolutely round. The maximum width of the cutting edge is 6 mm (0.24 in). The material removal on the knife is extremely low.