{Best 5} Professional Lawn Mower Blade Sharpener (Reviews)

With the introduction of blade sharpeners, sharpening lawn mower blades has never been this easy. Their arrival has taken the place of traditional grinding wheels that are apparently less effective.

If you are using those outdated wheels, you’re honestly missing on the benefits that comes with modernized sharpeners. The only predicament is identifying the best commercial mower blade sharpener because of the many models in the market.

That’s because you need something durable, accurate, speedy as well as user friendly which you’re not be able to tell just by looking at the product. Fortunately, we did the testing and came up with a shortlist of the following professional lawn mower blade sharpeners that stood out from other models.

Professional Lawn Mower Blade Sharpener (2020 Reviews)

1. Magna-Matic MAG-9000 Professional Blade Sharpener

The Magna-Matic MAG-9000 is our top choice of the best sharpener if you want to improve the blades edges. One greatest benefit of this sharpener is its ability to hone the blades fast when compared to other models that may take even up to one hour to get the job done.

It is made in such a way that it sharpens at 30 degrees angle so that the edges are accurate and consistently even. This helps to increase their working life.

Setting the machine up as well as adjusting the sharpening wheel is pretty simple. Plus, it runs quietly with no vibrations and so no on will know what you’re doing.

Great thing is that it can polish all types of mower blades whether they’re right or left-handed. It is simple to use, simple to carry and made to last for many years.


  • It is fast
  • Quality product
  • It’s easy to use


  • It is expensive

2. Oregon 88-023 Professional Blade Grinder

The Oregon 88-023 is another amazing grinder that will help you deliver a professional cut on residential as well as on commercial mowing once the blades are sharpened.

The machine is equipped with a powerful motor in order to speed up the grinding process. Once you sharpen the right side, it is simple to hone the opposite side just by switching the reverse switch.

Blades edges are precisely even after honing appearing as though they’re brand new. Great thing is that it can sharpen up edges to a length of 6 in. on left as well as right sided blades.

We like the adjustable rotary handle that lets you adjust the height accordingly as well as the knob to make adjustment simple and fast.

There’s even an on and off switch for safety purposes, plus you can shop for a grit collector at a separate fee if you want to contain the mess from the work area.


  • Rotary adjustable handle
  • Sharpens right and left sided blades
  • Safety on and off switch


  • Expensive

3. Rotary Blade Sharpener

The Rotary Blade sharpener is a great option to replace your traditional sharpening machines and reduce on time and sharpening efficiency.

The design of this machine means you can sharpen cutting edges of varying lengths. Not to mention that its applicable to left-sided flat blades as well as right-sided versions.

Setting the machine at the proper angle is easy. Plus, there’s a preset blade guide to help you set the blades perfectly to deliver the best cut and prolong the edge life.

What’s great is that it is possible to notice when you’re off the true 30-degree angle for readjustment. It sharpens fast, producing great edges that stay sharp for extended periods.

It is simple to use, simple to learn and novice users will not have a hard time figuring how it is used. Best commercial sharpener for the money because of how it is well built.


  • It is fast
  • Sharpens edges of all lengths
  • Easy to use


  • Pricey

4. RBG 7” Professional Lawn Mower Blade Sharpener

Sharpening lawn mower blades has never been this simple. With the coming of RBG 712 lawn blade grinder, you will be able to reduce sharpening time to more than half when compared to traditional grinding wheels.

By introducing this machine, you will be able to restore the blades the same way they were when they were manufactured. Plus, you can use the tool on blades of any cut width on right and left-handed blades.

It sharpens the blades at the perfect angle of up to 30-degrees which is the most recommended if you want the edges to last. Maintaining the edges will not be a problem as well.

We like how it gives out great edges that stay sharp for long without the need of re-sharpening, thus, you will be able to save on time instead of sharpening the blades again every time you mow.

This tool is straightforward to set up at right angles with the help of the users’ set-up manual. It is simple to use and safe even by first-time users.


  • It sharpens at perfect angles
  • Edges are great
  • Simple to set up


  • Not cheap

 5. All American Sharpener 5000

The All American Sharpener 5000 is great when you want to sharpen mulching and standard blades. Surprisingly, it also works well on thick mower blades of commercial standard.

What makes this tool to stand out is how it grips the blades securely for the user’s safety, so that the blades are stable and do not move about when you’re sharpening.

It sharpens up pretty quickly at perfect angles, plus, it is possible to adjust the sharpening angle since not all mower blades are made with a 30-degree cut edge.

We like how the machine is made to sharpen multiple blades a lot easily with utmost efficiency to save you lots of time; rather than sharpening one blade at a time in professional sharpening business.

With its simple design, it is super simple to set up by using the guide and guessing around until you set the right angle. Using and transferring the machine is also simple as well since it is lightweight.


  • Holds the blades securely
  • Can sharpen multiple blades
  • Portable


  • Needs readjustment to sharpen different angles

Considerations When Looking for Commercial Mower Best Sharpener

  • Size and Speed of the Motor

The thickness and size of the blades should guide you on the right sharpener to choose. For commercial blades, you’ll need a big motor if you don’t want to be disappointed.

The best thing about a big motor is that it is fast producing sharp edges that are consistently even. If the motor is not powerful, you are likely to take more time if you want the edges honed to professional standards.

Nevertheless, even as you strive to save on time, make sure the blade is tightly gripped and that the sharpener is stable. Remember extreme high speeds may cause the tool to lose balance and fall off.

  • Quality of the Sharpener

You want something that will last and give you value for money for many years. And because it is not always possible to tell the quality of an item just by mare look, the best way to justify if the product is quality is to take a look at reviews of customers who have used it.

A great motor for sharpener is the ones constructed by steel or brass, though you may need to pay more to part away with it. Note though that high price will not always equate to high-quality so you’ve got to be diligent if you don’t want to be scammed.

There maybe other materials, just make sure they are durable varieties that do not wear out easily or get damaged even after a slight drop.

  • Design and Ease of Use

The sharpener should be made in such a way that it is adjustable, to set the mower blade at the perfect angle. Remember, sharpening the blades at inappropriate angles will reduce their working life.

It should allow you to polish blades of different cut length as required by all left and right-handed models a lot easily.

Setting the blades as well as adjusting should be straightforward and this how you should be able to tell if the tool is user friendly. A great sharpener is comfortable and simple to use to minimize on possible injuries.

  • Extra Factors to Consider

Grit Collector

In most models, you will be required to shop for this tool at a separate fee. However, it is a great addition to contain the mess and keep the area tidy.

Vision Guards

These ones are great if you need to keep your eyes shielded during the process. With the vision guards, your eyes will be protected from the mess that is likely to be blown off.


Shopping for a commercial mower blade sharpener is not easy. Yet, you don’t want to waste your money on a model that is likely to frustrate you instead of simplifying the work for you.

These items are pricier, so you want something that gives you the biggest value for money. The models we’ve reviewed are precisely as described.

We hope you identify the best professional lawn mower blade sharpener from this list, that meets your requirements and budget.

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