When should I replace my mower blades?

A good rule of thumb for the average homeowner is to replace your mower blades annually. You may also think about replacing them if they become damaged. Dig up that product manual if you want a more clear-cut answer. Always make sure to take protective measures whenever sharpening your mower blades at home.

How long do mower blades last?

Well as indicated earlier, most mower blades will last about 20-25 hours until they should be sharpened. But in terms of overall lifetime, most blades last at least 100-200 hours total, and some higher quality ones can last even longer, as much as 400 hours.

How do you know if you need a new lawnmower blade?

Four signs you need a new lawn mower blade

  1. It’s more than two years old. As a general rule of thumb, a mower blade should be replaced every one to two years for safety and performance purposes.
  2. It’s bent. …
  3. It’s dull and you’ve already sharpened it twice. …
  4. There are dents, gouges and/or pieces missing.
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Is it better to sharpen or replace mower blade?

Lawn mower blades are built for durability and can usually be salvaged with regular sharpening. However, if you notice large dents and chips on the edge that aren’t smoothed out with a blade sharpener, it’s time to invest in new blades. … If your blades are worn thin, replace them immediately to avoid breakage.

How often should mower blades be sharpened?

On average, a mower blade should be sharpened after every 20 to 25 hours of use time. This depends on how often and how long you mow.

Can a lawn mower blade be too sharp?

Mower blades should be sharp, but they do not need to be as sharp as a razor blade. When you touch the blade, you should not cut your hand. Very sharp blades will get dull quickly and need to be sharpened much more often, shortening the blade life. …

How much does it cost to sharpen mower blades?

If you want to choose a professional, lawn mower blade sharpening can cost about $5 to $15 per blade. If you remove the blade and bring it to them, the costs can be around $5 less. According to Sharpeningshack.net, lawn mower sharpening services usually cost around $15 per blade.

What do worn out mower blades look like?

If they look ragged and torn, your blade is dull. After sharpening, check that your blade is balanced. Look for a nail or a tack sticking out of a wall, and hang your blade on it through the center hole. If the blade tips to one side, that side is too heavy and needs to be filed.

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How do I know if my mower blades are bad?

There are a few signs that point to a bent blade — an uneven cut, bumpy handling, strange grinding noises and the mower stalling. Those aren’t 100 percent the blade’s fault each time, but it’s an easy place to start.

Can a lawn mower blade fly off?

Can a lawn mower blade fly off? A lawn mower blade can fly off if the blade or blade adapter is damaged. A loud rattling sound or excessive vibrations are signs that the blade is not functioning correctly. If you notice either of these problems, turn off the motor and have the machine serviced immediately.

Are new mower blades already sharpened?

A brand-new blade already comes sharpened. So, there is no need to sharpen it again. Rarely, brand-new lawnmower blades feature a coat of paint. If that is the case, you may want to sharpen the paint off so that the blade works efficiently on the grass surface.

Do new John Deere mower blades need sharpening?

To achieve a great cut and a healthy lawn, it is essential to regularly sharpen or replace your John Deere lawn mower blade. While many people only need to sharpen their lawn mower blades once every couple of months, people who mow more than once a week will need to increase maintenance to once each month.

Does Home Depot sharpen blades?

So to answer your question, does Home Depot sharpen lawn mower blades? No, they don’t, but they do sell a range of lawnmower blade sharpening kits as well as replacement blades and new lawnmowers.

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Do you sharpen both sides of a lawn mower blade?

Your lawn mower blade is dull. Sharpen the blade twice each season to help maintain a green, healthy lawn. A sharp blade not only cuts blades clean so grass plants recover quickly, it helps reduce your lawn mowing time.

Can you sharpen mower blades without removing them?

There are few different ways to sharpen lawnmower blades, including using a bench grinder, hand file, rotary tool, or angle grinder. … But, depending on the design of your mower, you might be able to sharpen the blade without removing it, which will save a considerable amount of time.

Are mulching blades worth it?

Mulching blades are an excellent choice for use on lawns that receive a mowing every three to four days. Using mulching blades on overgrown grass can result in clogging under the deck and piles of grass on the cut lawn. Mulching is also an environmentally friendly way to deal with grass clippings.

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