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10 Best Grit for Sharpening Lawn Mower Blades10 Best Grit for Sharpening Lawn Mower Blades

Are you having trouble with uneven cuts from your lawn mower? Have you ever tried using grit to sharpen your lawn mower?

Grit is an excellent tool for sharpening a mower blade regularly. Experts suggest one should sharpen their mower blade after 10 hours of usage as the mower blades do not remain sharp after mowing grass. According to the CAMI scale in the United States, 60 to 80 grit is the most appropriate grit for sharpening mower blades.

For a beautiful lawn, your lawn mower blade needs to be sharp. By using a dull blade, you can cause your grass to turn brown, creating a ragged cut. Keeping your grass green and healthy is as simple as sharpening your mower blades. Additionally, you will extend the life of your mower.

To assist you in sharpening your lawn mower blades, we have listed the 10 best grits for sharpening mower blades. To know more, keep reading this article!

Why Do You Need a Grit for Sharpening Lawn Mower Blades?

A healthy lawn depends on having sharp lawn mower blades. When combined with the right speed, sharp blades create a nice, even lawn that is easier to keep green for a longer period of time. The look of ragged grass can be caused by dull blades, and healthy grass can be exposed to disease from torn blades.

Sharpening mower blades before mowing is recommended as blades lose sharpness after every mow. The lawn mower continues to lose sharpness even when it is not used regularly. Even if you are not planning on mowing your lawn for a while, you should sharpen your mower regularly. If not, it will become too damaged to be repaired. And grit is one of the easiest ways to sharpen lawn mower blades. 

Sharpening your mower blades would be best done with a bench grinder if your blades have become very dull and possibly damaged. When sharpening your mower blades, ensure that you are using the proper type of wheels.

10 best grit for sharpening lawn mower blades Reviews 2022

Without sharpening your mower blades regularly, your mower blades will become dull. To prevent that you need a proper mower blade sharpening tool. But with so many choices in the market, it is hard to pick the right one for oneself. To help you with that, we have reviewed the 10 best grit for sharpening lawn mower lawn mower blades, so that you can pick the right one for you.

1. Best for Suitable with 36 Grit Flap Disc: All American Sharpener Model 5002

All American Sharpener Model 5002 Lawn Mower Blade Sharpener for Straight and Standard Lawn Mower BladesAll American Sharpener Model 5002 Lawn Mower Blade Sharpener for Straight and Standard Lawn Mower Blades

In the Model 5002 Generation 2, the sharpening times were shortened and the edges were sharpened more accurately. The major parts are made with stainless steel and anodized aluminum. Designed in the United States, the Model 5002 will be a durable product for years to come. A cordless grinder makes it very simple to grind, as the machine was designed to be completely portable. Furthermore, it includes an adapter pin M8x1.25 that can be attached to most grinders. Using this All American Sharpener Model 5002, you can easily and efficiently sharpen multiple blades.

The All American Sharpener 5002 will quickly and easily sharpen standard lawn mower blades. The unique design has a vice head to hold the mower blade and an articulating arm to attach the grinder. The arm holds the grinder and ensures the proper sharpening angle each time. The sharpener has a fixed vice head that holds the blade at the perfect angle for sharpening.


It takes seconds to set up this grit. A consistent and even grind every time is guaranteed with the All American Sharpener 5000. The tool can be set up in a matter of seconds and blades can be sharpened immediately. You can mount the sharpener to just about any surface.


Setting up and using this grit is very simple. It can be used with a cordless grinder and is 100% portable. A blade that has been formerly ground can be returned to like-new condition using a grinding machine.


With the All American Sharpener 5002, you can sharpen standard straight blades. A perfect edge is achieved in a very short amount of time with this grit, which holds blades securely.

A 24-grit to 60-grit flapper wheel is suitable for grinding.


This sharpener assembly includes an adapter pin for connecting most grinders. Various mounting bracket configurations are available. Besides using it in the shop, it can be easily transported on a truck or trailer. As an added feature, this grit has a pin with an M8x1.25 thread, which connects to a standard 4-1/2-inch screw.


  • The manufacturer of this product is All American Sharpeners
  • The dimensions of the product are 14 x 10 x 4 inches
  • ASIN   B07BYBJP48
  • includes a pin with M8x1.25 thread to connect a standard 4-1/2-inch angle grinder.
  • The item weighs 4.7 pounds


  • works fine with a 36 grit flap disc
  • Suitable for different lawn mowers brands
  • Reasonable price
  • multiple handle pins are included


  • Does not work properly after the first few uses
  • Too sharp blades


If you are looking for a portable lawn mower blade that is capable and suitable for a 36 grit flap disc then you can surely go for the All American Sharpener Model 5002.

2. Best For Even Cuts: Oregon 88-023 Professional 1/2 HP Lawn mower Blade Grinder

10 Best Grit for Sharpening Lawn Mower Blades10 Best Grit for Sharpening Lawn Mower Blades

The Oregon ½ hp lawn mower blade grinder is highly effective. This machine is an excellent choice for general service shops thanks to its 1/2 HP sealed motor. Using an 8-inch hardened grinding wheel, this lawn mower grinder grinds quickly and smoothly. Additionally, it is equipped with a Reversing switch that allows the cutting blade to be ground both left and right-handedly. Simple height adjustments can be made with a rotary adjusting handle and knobs on this lawn mower grinder. It also comes equipped with rubber feet that reduce vibration during use.


Oregon 88-023 lawn mower blade grinder is very powerful as it has a sealed 1/2 HP motor.  The motor consists of 1750 RPM that helps the machine runs smoothly. 


With its easy-to-turn rotary adjusting handle and height adjustment knobs, this lawn mower blade grinder is very easy to use. It has a reversing switch so that you can use both hands without getting muscle pain in one hand after a long period of working. Additionally, it has rubber feet that reduce vibration. Therefore, you won’t experience any noise while working.

Grinding wheel

An 8inch hardened grinding wheel with 36 grit is fetured for smooth, quick grinding. Furthermore, it is equipped with a Reversing switch so that left- and right-handed blades can be ground.


  • Product Type- Grinder
  • Brand  name- Oregon
  • Manufacturer’s Warranty- 12 months parts / 12 months labor
  • Dimensions- L x W x H (in.)   15 x 11 x 19
  • Power Source- Manual
  • Maximum Rotational Speed- 1750 RPM
  • Ship Weight- 57.0 lbs
  • Color- Black & red, metal
  • Material Type- Metal


  • Easy to assemble
  • Better result in mowing
  • Powerful


  • Takes time to sharpen the blades
  • A bit expensive 


If you want to bring noticeable change in your lawn grass by having the most perfect even grass lawn, you can surely buy Oregon 88-023 Professional 1/2 HP lawn mower Blade Grinder. 

3. Best For Sharp Edge Finishing: 4×36″ Industrial Grade Zirconia Grinding Belts

Zirconia sanding belts are a great choice for grinding applications that require heavy-duty performance. Compared to aluminum oxide, zirconium’s self-sharpening abrasive grains extend belt life by up to 2.5 times. Abrasive grains continue to be visible throughout the life of the zirconia product. Those working with metals, such as knife makers, blacksmiths, welders, and blacksmiths, will benefit from its durability. Zirconia is a cost-effective alternative to ceramic abrasives, even though it will not last as long.


The Lawn Mower Blade Sharpening by Red Label Abrasives includes applications such as Stock removal, profile shaping, bevel work, sharpening, grinding welds, shaping, cutting, and blending ferrous/non-ferrous metal. Furthermore, it is suitable for woods that have a high density and hardness.

Self-fracturing properties

You will be surprised by this grinder’s self fluctuating properties as it has self-fracturing properties unique to ceramic grains, delivering the longest cutting life possible, 50% to 200% longer than other abrasive grains. This means the abrasive grain is fully covered by the closed coat.


Belts can run in either direction thanks to a bi-directional tape joint.


  • Manufacturer  name- ‎Red Label Abrasives
  • Package Dimensions  ‎5.1 x 4.6 x 4 inches
  • Product Dimension- 4 X 36 Assortment
  • Material- Ceramic
  • 3 Pack Assortment
  • Grinding Aid-  A stearate coating that reduces heat and loads
  • Item Package Quantity- 3
  • Grit Description- ‎Coarse
  • Bi-directional tape for joints
  • No batteries are required or included
  • Item Weight     ‎15.2 ounces


  • Sandpaper for sharpening is great
  • Sharpens a variety of lawn mower blades
  • Has a resin over resin bonding


  • Stainless steel wears out quickly


If you want a sharp-edged smooth finishing on your lawn mower blades then Zirconia Grinding Belts can be a great option for you.

4. Best For Long Lasting Warranty: Grizzly Lawn Gear Lawn Mower Blade Sharpener

Grizzly Lawn Gear Lawn Mower Blade SharpenerGrizzly Lawn Gear Lawn Mower Blade Sharpener

Grizzly Lawn mower blade sharpener is designed to deliver professional results at a low cost. To ensure exceptional performance, this blade sharpener will undergo extensive testing. This sharpener is automatic and provides sharp surfaces in minutes. The Grizzly lawn gear sharpener can sharpen even the dullest blades. In this blade sharpener, there is the assurance of sharpness premium-grade nylon material is used for the precision sharpening guide in order to prevent shattering. This ensures the blade is sharpened at the correct angle. The material is strong enough to resist repeated pressure.

Easy SetUp

Setting up Grizzly mower blade sharpeners is so easy that you can do it in 5 seconds just by following the instructions.

Sharpening Stone

It has some special features different from other lawn mower blade sharpeners like- heavy duty sharpening stone. With this feature, each drill attachment comes with a durable and long-lasting corundum stone that sharpens blades of any size


Grizzly lawn mower blade sharpener values your safety more than anything else. It has a free blade balancer and gardening gloves that can prevent you from falling into accidents like- cuts and bruises while you are sharpening your lawn mower blades. A blade balancer ensures that even sharpening is achieved by checking unbalanced blades. All mower and tractor blades can be balanced with a balancer. By using a balanced blade, you can produce razor-sharp cuts while reducing vibration to increase the longevity of your mower.


With the lawn mower blade sharpener from Grizzly, you get a lifetime warranty. So, you can buy them without any chance of risk.


  • Brand- Grizzly Lawn Gear
  • Item Dimensions LxWxH- 4.33 x 4.13 x
  • Material- Corundum, Nylon, Latex
  • Color- Blue
  • Thickness- 7 inches


  • Easy to use and install
  • Fast sharpening in less than 10 minutes
  • Safety features available


  • It may take some fiddling before the sharpening stone spins
  • The rubberized back can cause trouble while sharpening


If you want a mower blade sharpener that keeps you risk-free with its lifetime warranty then Grizzly lawn mower blade sharpener can be the perfect choice for you.

 5. Best For Effectiveness: American Lawn Mower Co. SK-2 Reel Lawn Mower Hand Sharpener

American Lawn Mower Co. SK-2 Reel Lawn Mower Hand SharpenerAmerican Lawn Mower Co. SK-2 Reel Lawn Mower Hand Sharpener

Your push mower blades will stay sharp with the American Lawn Mower SK-2 Reel Mower Sharpener. When you mow your lawn, you can easily trim grasses and weeds at the same time due to the sharp blades. This lawn mower sharpening kit allows you to do it safely and easily at home. When you sharpen your lawn mower blades using this kit, you will not go wrong because it contains a detailed manual.


The manual of set up and usage of American lawn mower hand sharpener is very easy to go through so you can use it effectively just by giving the detailed manual a read.


This lawn mower sharpener is very effective as it uses high material and ensures that blades will maintain their sharpness. This blade sharpener is however specially designed for Reel lawn mowers.


  • Style- Sharpener
  • Brand- American Lawn Mower Company
  • Power Source- Manual
  • Item Dimensions LxWxH- 3.35 x 1.25 x 2.5 inches
  • Operation Mode- Manual
  • Color- Orange


  • Compatible with a lot of branded lawn mowers
  • Carefully packaged in a fitted box with a detailed instruction manual
  • A reel lawn mower-specific product
  • You can use it safely and easily without the help of experts


  • Too narrow for some of the mower blades
  • Cheap plastic houses the sharpening tool


If you are looking for grit that goes with lawn mowers of the following brands- American Lawn Mower, Great States, Earthwise, and Scotts Reel mowers, then you can go for American Lawn Mower Co. SK-2 Reel Lawn Mower Hand Sharpener. Otherwise, it might not go so well with mowers of other brands.

6. Best For Fast Result: Smith’s Handheld Mower Blade Sharpener

Smith’s Handheld Mower Blade SharpenerSmith’s Handheld Mower Blade Sharpener

Keeping your mower blades sharp is easy with Smith’s handheld Mower Blade Sharpener. Using a preset carbide blade, this sharpener quickly and easily gives your mower blade a smooth, sharp edge. Sharpening is made safe and secure at all times with its durable plastic head, oversized handle, and a large finger guard. Furthermore, the product includes a wire-bristled cleaning brush that conveniently stores inside the handle.


It is very easy to use and can be used without the help of any experts.


No matter how dull your lawn mower blade becomes, Smith’s Handled Mower Blade sharpener can sharpen the blade thoroughly at every edge.


This lawn mower sharpener has safety features available with it, like- safety guard. And the guard is large in size to prevent any unwanted accidents.


  • Manufacturer  Company name- Smith’s
  • Country of Origin- China
  • ASIN- B00VTO5N2G
  • Item model number- 50603
  • Product Dimensions- 7.34 x 0.38 x 2.77 inches
  • Item Weight- 6.1 ounces


  • Easy to use,
  • It sharpens dull mower blades in no time
  • Carbide blades are replaceable
  • The safety guard is large
  • Gloves can be worn with the oversized handle


  • The sharpener can be damaged without proper care  and maintenance
  • Has harmful chemicals so needs extra precautions


If you want a lawn mower blade sharpener for fast effectiveness and to save time, then Smith’s Handheld Mower Blade Sharpener is the right choice for you.

7. Best For Portability: 2 Pieces Flat File Metal Axe Sharpener

2 Pieces Flat File Metal Axe Sharpener2 Pieces Flat File Metal Axe Sharpener

With the 2 Pieces Flat File Metal Axe Sharpener by Zhehao, your axe will be sharpened quickly and will not dull easily. It is hard and stable to process most metals and even softer alloy steels. Due to its wide filing surface, this mill hand file features enough friction to file objects effectively, allowing you to reduce operating times and increase productivity.

Special design

The mill hand files are constructed of hardened steel and have both sides and edges with teeth. This grit or blade sharpening tool can solve a number of tasks that other cuts that an axe cannot do. This tool has a wide range of applications and can be used for quite a long time.


]this tool is applicable to grinding, shaping, pipe trimming, burr grinding, and other tasks involving metal, wood, pipe, and burrs, allowing you to easily and quickly finish a wide range of tasks.


The rectangular mill hand file features a wide filing surface, a non-slip rubber handle, teeth on both sides and edges, and high-carbon steel, all of which ensure stability and reliable performance for many years of use. In addition to metal grinding and wood shaping, you can also use it for burr grinding, pipe trimming, and pipe trimming.


  • Manufacturer company name- Zhehao
  • Item Package Quantity- 2
  • Size- 6 inches
  • Package Dimensions- 12.32 x 1.65 x 1.61 inches
  • Handle Material- ‎Wood, Alloy Steel
  • No batteries required
  • Item Weight- 7.8 ounces
  • 2 x Single-cut mill bastard file included
  • Color- black and yellow handles


  • Wide application
  • Very much handy


  • Too many applications can get you confused


If you love multitasking tools that are also handy then the 2 Pieces Flat File Metal Axe Sharpener can be a great choice for you. 

8. Best For Budget: SHARPAL 101N 6-In-1 Pocket Knife Sharpener

SHARPAL 101N 6-In-1 Pocket Knife SharpenerSHARPAL 101N 6-In-1 Pocket Knife Sharpener

Featuring pre-set crossed carbides for quick edge setting and ceramic blades for fine honing, the Sharpal 101N 6-in-1 Knife Sharpener & Survival Tool is ideal for anyone who needs to sharpen knives regularly. This grit is designed to sharpen serrations, gut hooks, and fishhooks, this fold-out, tapered rod is coated with diamonds and features grooves. It also has a high-pitched whistle and a built-in fire-starter for outdoor emergencies. it. It can be carried in your pocket, toolbox, hunting pack, or hunting pack with a lanyard hole. Hunting, fishing, camping, fire and rescue, and cooking can all benefit from


The Tungsten carbide blades in this grit make it easy to set edges quickly. Ceramic blades ensure that edges are ground to a finer point. Additionally, there is a fire starter to help you start a fire if necessary. As this tool also includes a loud whistle and a fire starter, you can use it on camping trips as well as for sharpening your lawn mower blades. Other activities such as fishing are also supported by hooks included with the Sharpal 101N 6-In-1 Pocket Knife Sharpener.

High-quality grinding material

This lawn mower blade sharpener is prepared with very good materials like- 1 tungsten carbide and 2 ceramic blades that guarantee durability. There is also a soft rubber coating to ensure maximum comfort when using the tool.


With a length and width of 3-1/2 inches and a weight of 1.5 ounces, the Sharpal knife sharpener is the perfect tool. Whether you stay home and sharpen your mower blades for mowing your lawn or you go out for an adventure, this handy little tool can be useful.


  • Brand Name- Sharpal
  • Model Name- SHP101N
  • Country of Origin- China
  • Item Dimensions- LxWxH- ‎8.27 x 4.72 x 0.6 inches
  • Material- ‎Tungsten carbide, Ceramic, Monocrystalline Diamonds
  • Item Weight- 0.1 Pounds
  • Warranty type- ‎Manufacturer Warranty
  • Color- ‎Black and Orange
  • Included Components ‎6-In-1 Knife Sharpener & Tool


  • Compact, portable design with 6 functions
  • Abrasive material that is optimal for sharpening
  • Sharpening at the optimal angle
  • A hole for lanyards is built-in
  • Perfect tool for fishing rod, camping, and hiking equipment


  • The included Knife can have problems coming out
  • The whistle is unnecessary loud


If you are looking for a tool that is extremely functional and practical at a very good price point then you should choose SHARPAL 101N 6-In-1 Pocket Knife Sharpener. 

9. Best For Sturdy Double Layer: Lawn Mower Blade Sharpener

Lawn Mower Blade Sharpener by ctk toolsLawn Mower Blade Sharpener by ctk tools

To maintain a beautiful and healthy lawn, a sharp mower blade is necessary. By using a double-layer lawn mower blade sharpener by CTK Tools you can get a lush and beautiful lawn and this sharpener ensures even cuts. This tool can make your task easy and less time-consuming. The universal fit of the grit means that you can quickly renew your blade using any type of drill.


Lawn mower blade sharpeners like this one are built to handle tough jobs. Due to its high-quality Aluminum Oxide material, the Lawn Mower Blade Sharpener can last for a long time and do its job effectively.

Wide Application

You can not only use this blade sharpener grit for sharpening your lawn mower blades, but also you can use it for cutting like a knife, spade, axe etc.


There is a guarantee of money back in 30 days if something goes wrong or not satisfied with the product. Additionally, it is backed up by a 1-year warranty.


  • Brand Name- CTK TOOLS
  • Manufacturer – GRIT & GRIND
  • Ean- 6279872244360
  • Package Dimensions- 4.3 x 4.2 x 0.8 inches; 11.99 Ounces
  • Material- Stone
  • Part Number- 1


  • Durable and sturdy
  • Multifunctions available
  • 30 days money-back guarantee


  • Sharpening stone pins can fall off
  • No instruction manual


If you need a simple but durable multi tasking tool for grinding lawn mower blades and cutting obs then Double Layer Lawn Mower Blade Sharpener can be the right choice for you.

10. Best For Dual Purpose: Lansky Puck – Dual Grit Multi-Purpose Sharpener – Blade & Tool Sharpener

Lansky Puck - Dual Grit Multi-Purpose Sharpener - Blade & Tool SharpenerLansky Puck - Dual Grit Multi-Purpose Sharpener - Blade & Tool Sharpener

The Lansky Dual Grit, Multi-Purpose Sharpener is the perfect tool to sharpen lawnmower blades, hatchets, axe blades, shovels, shovel handles, and a wide range of cutting and grinding tools. The contoured design of the Puck makes tool sharpening safe and simple. Having two grits means that fast cutting and shaping are easier, and you can finish your edge by sharpening the medium side.

Effective Sharpness

Lansky puck multi-purpose sharpener can give you suer sharp lawn mower blades as well as other sharpening tools if you use it for sharpening. The material is very sturdy that helps with fast and easy sharpening.


Whether it is for a lawn mower blade or a knife in the kitchen this lawn mower blade sharpener can sharpen them both.


  • Brand- Lansky
  • Manufacturer- Lansky Sharpeners
  • Country of Origin- China
  • Item model number- LPUCK
  • Item Dimensions- LxWxH- 9.5 x 5 x 1.13 inches
  • Material- Synthetic
  • Grit Type- Coarse, Medium
  • Item Weight- 0.22 Kilograms
  • Color- Gray


  • User-friendly
  • Compatible with all blades and axes
  • Suitable for field and shop use


  • Sometimes gives only finishing touches
  • The texture is way too grainy


If you are looking for a blade sharpener that works well with mower blades and serves other purposes like sharpening the knives in your kitchen too, then Lansky Puck Dual Grit Multi-Purpose Sharpener can be an excellent choice for you.

Things To Consider When Buying A Grit for Sharpening Lawn Mower Blades

The blades of lawn mowers are usually very sharp. However, they cannot remain as sharp as they were at the beginning. This is why one should regularly sharpen their mower blades. There are a few things you should know before buying a lawn mower blade sharpener. These include-

Size of lawn mower

You must consider the size of your lawn mower to find a sharpener for it as if the sharpener is too small it will come to no use. You need to make sure that the blades of your lawn mower are compatible with your sharpener, since different lawn mowers have different sizes. Besides the size of the blade, it is also important to know its angle, which is either 20 degrees or 30 degrees.


You should also check which specifications and features suit your needs. If any sharpener’s specifications fit with your needs only then you should proceed to buy it.


Moreover, the lawn mower blade sharpener itself should be durable so that you can use it to sharpen multiple blades. This means that you should look out for sharpeners made from carbide. Few sharpeners even come with long-lasting warranties.

Power Type

Your lawn mower blade sharpener can be either manual or electric. In spite of the affordable nature of manual ones, sharpening the blades takes a lot of time. A lawnmower’s blades can be sharpened easily and quickly with electric ones.

Frequently Asked Questions

What grit is best for sharpening a lawn mower blade?

The bench grinder is the best for sharpening a lawn mower blade. Sharpening lawn mower blades with a bench grinder is the fastest way. When grinding the blade edge against the spinning wheel, wear eye protection, earplugs, and gloves. During this process, you’ll hear noises and see sparks, but it will only take a few minutes to sharpen the blade.

What is the easiest way to sharpen a lawn mower blade?

With a bench grinder, sharpening a lawn mower blade is the fastest method. While wearing safety goggles, ear plugs, and work gloves, grind the blade’s edge against the spinning wheel. Sharpening the blade takes only a few minutes. Bench grinders are also useful for repairing blades that have been damaged heavily, resulting in gouges that are difficult to file smoothly by hand.

Do lawn mower blades need to be sharpened?

Yes, Lawn mower blades need to be sharpened. In order to make lawn mowers work properly, it is necessary to sharpen their blades. It will be permanently damaged after some time and can no longer be repaired. That is why one should sharpen their mower blades.

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A lawn mower sharpener is essential for the ones who own a lawn mower. Otherwise it will not be possible to keep the mower blades sharp. Without sharp mower blades you will not get a lush green lawn as mowing will not be even.

However, if you want to buy a lawn mower blade sharpener, then we suggest you the Grizzly Lawn Gear Lawn Mower Blade Sharpener, as this blade sharpener is designed to deliver professional results at a low cost. It also ensures the user’s safety and 30 days money back guarantee.

Despite the fact that this lawn mower sharpener does not have many additional features, it is still recommended because it focuses on the main job it performs and provides effective results.

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