Use
To sharpen efficiently:
Pass the blade edge 5 times on the "carbide" (metal) side, sharpening from the handle towards the tip, then 5 times on the "ceramic" (white) side, pressing firmly but without too much pressure. Repeat as many times as necessary to get the edge you want.
20° angle, ideal for the following knives: AXIS 75, AXIS 85, SIKA 90, SIKA 200 and multi-function x7 big game knife.