Kit for sharpening all types of knives. Fasten the knife easily and quickly thanks to the angles that are indicated on the clamp. Easy sharpening even when hand-held. Set contains a knife clamp with indicated angles, 5 guiding rods, oil and 5 whetstones colour-coded based on application. Beige whetstone: medium-hard V-profile; for serrated edges. Red whetstone: hard stone for initial rough grinding. Green knife-sharpener: Medium-hard stone for grinding hunting, fishing or pocket knives. Blue whetstone: Fine-grained stone for the majority of knives, for final grinding, also suitable for polishing. Yellow whetstone: Extra fine stone for final grinding, finishing and polishing.