Quickly sharpen dull blades With 4 grinding grooves for improved sharpness Suitable for most knives and kitchen scissors Compact, practical shape handy and space saving storage Ideal for left and righthanders thanks to removable and rotatable sharpening insert With non-slip rubber base 4 notches for improved sharpness: coarse - to prepare the blade fine - for fine sharpening polishing scissors sharpener Easy to use: simply pull the blade through the sharpener Size: L21.5 x W5 x H5.6 cm