Extrema Ratio Diamond Sharpener 04.4100.0130

Small handy knife sharpener that you can carry with you or even on a knife lanyard is a real bonus.

Pocket diamond sharpener Extrema Ratio will keep your knives sharp until you have a full sharpening set available. On one side there is a diamond sharpener and on the other side you will find a useful illustration and simple instructions for using the sharpener.

Dimensions: 12 cm x 2.5 cm x 0.3 cm