• 2 different cutting angles. For example, 17 ° for kitchen knives and 25 ° for hunting and hunting knives external.
• 2 different sharpening inserts: the metal inserts hard in the raw and dark notch they serve for basic sharpening. The ceramic inserts in the thin white mark are used to polish the blade and restore it to its original luster.
• Keep the knife sharpener in the rib area with the left hand and press it on a solid surface where you don't slip. Pass the knife through the sharpener three or four times without too much force. After these operations, your knife will be ready to be reused.
• Not suitable for serrated, serrated or serrated knives damaged!