How We Test Manual Knife Sharpeners - Maximum Sharpness

June 05,2024

We test knife sharpeners out on various food items to find out the maximum level of sharpness you can achieve with each sharpening device.

S. market. Unlike a complicated whetstone or electric sharpener, which require skill or planning to use (no need to soak a whetstone here!), the Work Sharp uses a magnetic angle block and rotating abrasives to bring blades back to razor sharpness.

Work Sharp Rolling Knife Sharpener from Sharpening Supplies

This is a simple knife sharpener that produces fast results. Carbonitriding is an industrial process which forms a very hard, highly wear-resistant surface on steel. To sharpen, hold the Sharpener against a table surface right-side up and pull the blade through the steel discs with your other hand, using medium pressure. You’ll quickly feel the cutters biting into the blade and sharpening it.