Although electric sharpeners tend to grind away more of the knife's edge than whetstones, they have a lower risk than pull-through sharpeners of scratching and nicking the knife.

Steer clear of pull-through knife sharpeners, the ones that grind both sides of the blade simultaneously, says Matthew Nash, who runs the Sharpening Service UK, a mobile and postal sharpening ...

Like a pull-through sharpener, the electric sharpeners have set angles, but newer models are said to be less aggressive when it comes to stripping excess material off the knife’s edge.

To start sharpening, pull your knife through the "coarse" slot (made of carbide steel) and then the "fine" slot (made of ceramic). Depending on how dull your knives are, it can work well in one ...

A honing steel is great for daily use to keep a straight edge on your knife, and an electric or pull-through sharpener will help you maintain the sharp edge on your knives throughout the year.

For a knife sharpener that’s camping-friendly, pick up the Material Kitchen The Sharpener. It is small enough to fit in a pocket and is $20 at Amazon.

Whether you prefer electric, manual, or pull-through pocket knives, we reviewed the best pocket knife sharpeners from Work Sharp, Lansky, and more.

Manual sharpeners, such as the Zwilling J.A. Henckels 4-Stage Pull-Through Knife Sharpener, take a bit longer than electric sharpeners but are generally more affordable and wear down the metal ...

The Orange Ninja knife sharpener makes kitchen knives razor-sharp with a 3-step system. It’s lightweight, easy to use, and only $19.

The best electric knife sharpener I used while testing was the Chef's Choice Trizor XV, a bulky device with three separate sharpening slots for bringing dull knives to a super-sharp 15-degree edge ...