This Wusthof sharpener costs $20 and works great ... Buy 180- and 240-grit belts and you'll be set for serious knife sharpening. Plus, you can use the belt sander to grind other tools like ...

As Carl Branigan, Country Head UK & Ireland of WÜSTHOF explains, this is because: ‘ both hand-held and electric knife sharpeners have pre-set angles to help guide your knife while sharpening ...