How to Sharpen Electric Hedge Trimmers – Comprehensive Guide


Electric hedge trimmers are a convenient and efficient tool for maintaining the health and appearance of your hedges. However, like any cutting tool, they will eventually become dull and require sharpening. Sharpening your electric hedge trimmers is essential for maintaining their effectiveness and ensuring that your hedges are properly trimmed and healthy.

To sharpen your electric hedge trimmers, you will need a few basic tools, including a sharpening stone or file, a pair of gloves, and safety glasses. You will also need to follow a few simple steps to ensure that you sharpen your trimmers correctly and safely. These steps include cleaning the blades, assessing the blade condition, sharpening the blades, and testing the blades for sharpness.

While sharpening electric hedge trimmers is similar to sharpening manual trimmers, there are a few additional precautions you should take. Before you begin, make sure to unplug your electric trimmers and remove the battery to prevent any accidental start-ups. Additionally, be sure to inspect the blades for any signs of damage or wear, as this could indicate that they need to be replaced rather than sharpened.

Once you have inspected the blades, use a cleaning cloth to remove any debris or sap. Next, using a sharpening stone or file, sharpen the blades at a 20-degree angle, following the existing bevel on the blade. Stroke the file away from your body in a smooth, consistent motion, being careful not to apply too much pressure.

After a few strokes, check your progress by running your finger along the blade’s edge. Continue filing until you achieve a sharp edge. Remember to maintain the same angle and number of strokes for both blades to ensure a consistent sharpness.

Once you have finished sharpening, test the blades by making a few cuts on a test branch. If the blades are sharp, you should be able to achieve a clean and precise cut. If not, repeat the sharpening process until the blades are sharp.



Q: How often should I sharpen my electric hedge trimmers?

A: It is recommended that you sharpen your electric hedge trimmers after every 50 hours of use or at least once a year.

Q: Can I sharpen my electric hedge trimmers with a Dremel tool?

A: Yes, you can use a Dremel tool to sharpen your electric hedge trimmers. However, it is important to use the correct attachment and follow the manufacturer’s instructions to ensure that you do not damage the blades.

Q: What is the best way to clean my electric hedge trimmers before sharpening?

A: Use a clean cloth or brush to remove any debris from the blades. You can also use a mild soap solution to clean the blades if they are particularly dirty.


Sharpening your electric hedge trimmers is an important aspect of hedge maintenance. By following our comprehensive guide, you can sharpen your trimmers safely and effectively, ensuring that your hedges remain healthy and looking their best. Remember to always wear gloves and safety glasses when sharpening your trimmers, and to follow the manufacturer’s instructions for your specific model.