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Whetstone Knife Sharpening Aid, 3D Printed

Whetstone Knife Sharpening Aid, 3D Printed, design preview, turn three quarter

Design preview. Rendered from the file, not a photo.

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What it does

  • Guides your blade at the right angle so your knife gets sharp faster and stays sharp longer
  • Four angle options fit pocket knives, kitchen knives, hunting knives, and more
  • Sits still on your stone while you move your knife, so you keep steady pressure the whole time
  • Helps you learn proper sharpening technique without years of practice

Sharp knives make cooking easier and safer. This sharpening aid guides your blade to the perfect angle every time, so you spend less time sharpening and more time using your knives.

The wedge sits on your whetstone and holds one angle steady. You pick from 14, 17, 20, or 25 degrees based on your knife type. Kitchen knives typically need 20 degrees; Asian blades work best at 14 or 17 degrees. Then you lay your knife on the wedge and stroke across the stone. The guide keeps your angle locked in, even if your hand drifts.

This tool turns whetstone sharpening from guesswork into a skill you can do right now. No fancy equipment needed, just your stone and this guide.

4.3k downloads in the maker community. That is interest in the design on the site it came from, not our sales.

What you get

  • This design prints as one piece.
  • Nothing else to print or buy for this to work.

What it is made of

Designs like this print well in PLA. Compare the materials.

Printed plastic is strong for its size, but it is not metal. We have not load tested this design, so we do not publish a weight rating. Keep it out of a hot car and away from open flame.

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Who made this design

Designed by DevonRogers. We did not draw it.

Shared under Creative Commons, credit and share alike. See the original design