One of the simplest ways to accurately balance some lawn mower blades is by using a stepped-cone blade balancer, like the Oregon Precision Mower Blade Balancer, typically priced at $8.49 on Amazon.

2. Unplug or remove the battery You should never clean a lawn mower or sharpen lawn mower blades while the lawn mower is still in action, as that’s a recipe for disaster (and missing fingers ...

How to Change Lawn Mower Blades in 7 Easy Steps Swapping should take you no more than 30 minutes. By David Dritsas Published: Apr 22, 2025 5:18 PM EDT Tested by Bradley Ford Test Editor ...

A lawn mower can feel like one of the most powerful tools you own. It's a whirling, gas-powered (or battery-powered, depending on your needs) dynamo of grass-chopping muscle.

Read more: The Best-Reviewed Riding Lawn Mowers Under $3000 Signs That Your Riding Lawn Mower Blades Need Replacing Lawn mower blade with nicks and dents in its edge - Tokariev Dmytro/Shutterstock ...

But if the local engine shop or hardware store has to remove the blade from the lawn mower for you, the price is going to be as high as $60 or more. That’s just not worth the cost.

Be safe After gathering everything you need, disconnect your mower’s power source. If you have a gas-powered mower, remove the spark plug. If you have a battery-powered mower, remove the battery.

How to sharpen lawn mower blades yourself David Allan Van, BestReviews Staff Posted: May 4, 2023 / 07:51 AM EDT Updated: May 4, 2023 / 08:06 AM EDT ...

Never remove metal from any other portion of the lawn mower blade. After the clean, freshly sharpened mower blades are perfectly balanced, it's a good idea to spray them with WD-40 to extend their ...