IN OUR OPINION
This a probably the best domestic knife sharpener made

This professional Chef's Choice EdgeSelect 120 is the worlds most advanced sharpener- patented. It has the NEW astonishingly sharp Trizor-Plus edge which is the ultimate cutting edge.
Sharpening perfection for all gourmet cutlery-butcher type knives-sporting blades and serrated knives.
The first stage on this model will bring very dull or even lightly chipped edges up to a level where stages 2 & 3 will bring back that "just bought"condition

Special features include:

For straight edge and serrated blades.

Flexible stropping/polishing stage for astonishing edge sharpening and durability

Extremely fast, 3 stage sharpening.

Trizor-Plus optimum edges for gourmet, butcher, sporting and serrated knives.

100% diamond abrasives which pre sharpen very dull knives and are guaranteed to never detemper.

Safe for quality knives

Finer diamonds for normal routine sharpening.

Ultra-fine abrasive for polishing and stropping the edge.

Full instructions provided with a three year warranty on household use.
Measures approximately:
11(H) x 25(W) x 11(D) cm