Can an angle grinder cut concrete. Angle grinder cut brick

How to Cut Concrete with an Angle Grinder?

Concrete cutting is a common task in the construction area, such as cutting concrete floor, concrete wall, concrete slabs and concrete pavers. Although various concrete cutting saw are avalible, angle grinder is the most convenient tool for small concrete cutting work. Besides, a angle grinder are use full for cutting tiles, bricks, granite, marble and other meterials. Therefore, we should have an understanding of how to cut concrete with an angle grinder. In order to complete your concrete cutting tasks safely and efficiently using an angle grinder, it is necessary to take several aspects into account.

Choosing Right Angle Grinder Diamond Blades

First and foremost, You can use dry cutting blades with or without water, but a wet blade must be used with water. Actually using water with angle grinder is not easy because there are no wet cutting angle grinder at all. Generally there are three types of dry-cutting angle grinder diamond blades in accordance with their rim:

  • Segmented rim angle grinder concrete blades have a toothed rim to help eject dust and cool the blade with air flow. One of the risks to the lifetime of a diamond blade is overheating, which affects the bond and can warp the blade. Segmented angle grinder concrete blades are the best option when water is not available. These kinds of blades are used for brick, concrete pavers, masonry/block, reinforced concrete, and limestone. Segmented rim diamond blades are typically preferred for cutting concrete with an angle grinder.
  • Turbo rim angle grinder diamond bladesare specifically designed to get a faster cut speed for both wet and dry cutting. The turbo rim lets air flow pass through its smaller turbo segments to cool the angle grinder disc. The small holes scattered on turbo rim blades are also designed to increase the cooling capabilities. besides, the angle of turbo segments are designed to help push out the material. These blades are used for cutting concrete, brick and limestone effectively.
  • Continuous rim angle grinder diamond bladesare used for cutting marble, granite, porcelain tile, and ceramic tile. It’s most preferred for wet cutting. Continuous rim blades are not preferred to cut concrete with an angle grinder.

Protect Yourself

Whenever you cut concrete, wear sight, hearing and respiratory protection, especially when dry-cutting.

1, make sure that the safety guard on the angle grinder is in place and secure before your concrete cutting work.2, Avoid wearing any loose clothing and use gloves to protect your hands and improve your grip. Small particles of concrete can come loose and fly off during the cutting process, which can present a real hazard. 3, Use a pair of protective goggles to ensure that you do not get any debris in your eyes. It is also prudent to wear a face mask to reduce the risk of breathing in any concrete dust.

Operate The Angle Grinder Correctly

Prepare work area for your cutting workAware of potential tripping hazards, Ensure that your work area is cleared of any unnecessary things.Ensure that it is properly ventilated If you are working indoor.

Mark Cut Line with pencil and chisel.To make straight accurate cut with the angle grinder, you should mark the position of the line to cut with a straight edge. then use a chisel to score along the pencil line, making sure that the resulting groove is deep enough to hold the blade. This process will ensure that the blade is not in danger of skidding across the surface.

Keep the angle grinder steady.Before using the angle grinder, try it out for grip and test the weight to ensure that you can handle it. Most grinders will have two handles that will help to keep the tool steady, and you should check its stability and make sure you can hold it comfortably with your dominant hand.

Keep both hands on the grinder and wait for the blade to reach full speed and ensure that you are braced for the gradual change of the strength. Now apply some pressure to pass the blade through the concrete. Don’t force the blade into a cut. Make a series of gradually deeper cuts to avoid overheating the blade.

5 ensure that it is switched off at the power source when it is no longer required.

Cons of Cutting Concrete With An Angle Grinder

Certainly an angle grinder has sufficient power to cut concrete materials. But it will probably perform poorly compared to a wet.

A walk behind concrete saw uses water to keep diamond saw blade cool, but there’re not water cool component in angle grinders. The consequences of this are that your diamond blade would wear quickly when cutting an extremely hard substance such as reinforced concrete.

If your concrete cutting work is really occasional, a manual angle grinder works fine for light-duty cutting work. A concrete saw is essential for heavy duty concrete cutting.

Final Thoughts

BSP- Diamond tools manufacturer – Hope the information could help you know how to cut concrete with an angle grinder. If you have questions about these products or any abrasives, our sales and technical experts will be happy to help you. You can send a message in the contact form left.

Can an angle grinder cut concrete?

Concrete floors, walls, slabs, and pavers are frequently cut during building projects. If you only need to cut a small hole in the concrete, an angle grinder is a better option than a concrete saw. Tiles, bricks, granite, and marble may all be cut with an angle grinder.

How to Cut Pavers and Bricks With Portable Angle Grinder. DIY Paver Walkway Transformation

Using an angle grinder designed for concrete, you may precisely cut through any block of concrete. In order to accommodate electrical outlets, angle grinders can be used to cut square holes in concrete blocks. A tile-cutting blade does not have the diamond studs and ventilation channels found on a blade designed for cutting concrete. The grooves have two purposes: they prevent concrete dust from collecting around the diamond studs and they allow air to flow across and cool the blade.

Cutting concrete with an angle grinder requires careful attention to a number of details to avoid injury. Tips for using an angle grinder to cut concrete.

When it Comes to Concrete, Can We Use an Angle Grinder?

Although there are other options, angle grinders are the most user-friendly and economical for do-it-yourselfers when it comes to smoothing or cutting concrete. It can be difficult to know what equipment is required on a construction site if you don’t often carry cement bags.

When fitted with the appropriate wheel, your angle grinder can easily slice through metal and concrete. The concrete was chopped and smoothed with the help of two wheels.

In order to cut through wet or dry concrete, you need employ a diamond blade. If you need to cut through stone, granite, brick, or tile, all you need is a diamond blade.

Before you use your angle grinder on concrete, you should equip it with a diamond cup wheel. Paint, wallpaper, glues, epoxy resins, and other surface coatings are no match for this grinding wheel.

Concrete can be sanded down using an angle grinder or even butchered with one if it’s very unattractive.

Selecting The Appropriate Diamond Blade for Your Angle Grinder

First of all, dry-cutting blades can be used with or without water, but a wet-cutting blade requires it. There is currently no convenient way to use water with an angle grinder because no such thing exists. Depending on the shape of the rim, dry-cutting diamond blades for angle grinders fall into one of three categories:

  • Concrete cutting segments for angle grinders have a toothed rim that can be used to blow away debris and keep the blade cool. Overheating is dangerous to a diamond blade because it weakens the connection and can cause warping.
  • When water is unavailable, the best choice is a concrete blade for a segmented angle grinder. Brick, concrete pavers, masonry blocks, reinforced concrete, and limestone are all cut with these blades. When using an angle grinder for cutting concrete, a diamond blade with a segmented rim is the standard.
  • Whether you’re cutting wet or dry, turbo rim angle grinder diamond blades are built for speed. The turbo rim has smaller turbo parts that allow air to flow through them, cooling the angle grinder disc. Turbo rim blades feature a sprinkling of tiny holes intended to improve their cooling efficiency. In addition, turbo portions are angled to aid in the pushing out of the material. Concrete, brick, and limestone all benefit from being sliced with these particular blades.
  • Marble, granite, porcelain, and ceramic tile may all be cut with diamond blades by using an angle grinder with a continuous rim. Wet cutting is the favoured method. When using an angle grinder to cut concrete, a blade with a continuous rim is not recommended.

Using an Angle Grinder to Cut Concrete Blocks

Step 1

Measure and mark the concrete block with a pencil to determine where to make the cut. Use a pencil and carpenter’s square to sketch a horizontal line across the surface of the block. You can use the markings as a reference for measuring.

Step 2

Wear a dust mask to protect your face, safety goggles, and leather work gloves to protect your hands. Angle grinders generate a great deal of dust and debris when cutting concrete blocks.

Step 3

Start up the angle grinder. Hold the angle grinder with the guard facing up and the blade facing outward. The blade is designed to fling bits of cut material back towards the handle, where the user is standing, as it makes cuts. If the angle grinder drops or becomes trapped in the cut, the blade will wheel it away from the operator. The user is safeguarded in this manner.

Step 4

Use the angle grinder blade to score the concrete block along the drawn pencil lines. Using the pencil line as a guide, make a groove 1/8 of an inch deep by moving the blade back and forth along the line. Do it to all of the pencil lines if you like.

Step 5

Cut through the concrete block with the angle grinder, taking care to stay on the score lines. Start by making parallel cuts along the block’s two borders to ensure perfectly straight cuts across the entire surface. After that, it’s safe to make the in-line slash. If you want to drill a hole in the middle of a concrete block, you should score the block and then run the angle grinder’s blade along the centre of each score line. When the blade has been placed in the middle of the scoring lines, attention should be shifted to the four corners of the hole.

Step 6

To begin, turn the concrete block on its side. Complete the corner cuts on the other side of the concrete block, then use the angle grinder to get rid of the waste concrete. The concrete block’s exposed side should be shaved down in order to preserve its integrity.

Instructions on How to Use an Angle Grinder to Cut Concrete

An angle grinder can make quick work of cutting through concrete, but there are a few things to keep in mind before you start. As a result, you can be assured that the project will be performed in a way that is not only effective, but also safe.

Inspect Your Grip Frequently

Make sure you can comfortably hold and control the angle grinder by checking its grip and weight before you begin using it. Check the two handles on the grinder to make sure you can easily use it with your dominant hand. Most grinders feature a pair of handles for increased stability. It’s important to remember that the vibrations will make the tool feel heavier than it actually is, so you’ll need to use some force to push the blade through the concrete.

Take Good Care of Yourself

The angle grinder’s safety guard must be securely fastened in place, but you should also take extra precautions to safeguard yourself. Wearing baggy clothes is not a good idea, and neither is not protecting your hands by donning gloves. Small bits of concrete might become loosened and fly off during the cutting operation, creating a hazardous condition. Wear protective eyewear like goggles to keep dirt and debris from entering your eyes. Wearing a face mask will protect you from breathing in concrete dust and is highly recommended.

Make a Cut Line

It is possible to use a straight edge and pencil to make a precise cut using an angle grinder. If you follow these steps, you’ll end up with a clean cut. With a chisel and hammer, you can carefully score along the pencil line to make a groove that will hold the blade in place. Depending on the thickness of the concrete, you should be able to break through the entire line with no more than three strokes. By adhering to these guidelines, you can reduce the risk of the blade slipping while cutting and make clean, precise cuts.

For your upcoming masonry, try out these stone cutting knives.

Set Up Your Office

Clear the area around where you will be operating the angle grinder of any unnecessary materials before you start. In addition to clearing the area of anything that could be tripped over, you should also ensure that the appliance’s power wire is always routed behind it, out of harm’s way. Making ensuring there is enough airflow in a restricted place is crucial if you plan on working there.

Be Sure to Use the Grinder Properly

Avoid taking your hands off the concrete grinder at any time. Don’t press the blade into the concrete until it’s at top speed, and be ready for a huge pressure jump when you do. Keep your FOCUS while using the tool, and remember to turn it off when you’re done.

Despite the fact that they are not optimally suited for this material, angle grinders are widely used by concrete contractors. For those working in the construction industry, an angle grinder is an indispensable tool.

Metal welds were the original target for these angle grinders. Concrete joints and stubs can be removed efficiently using this method.

These instruments have blades that are anywhere from 1.25 to 9.25 inches in length. A 412-inch or a 5-inch type can reach 11,000 rpm, but their torque is very low. Perfect for finishing off concrete projects with minimal rough edges. Some producers sell tuckpointing-specific tools specifically for the trade.

angle, grinder, concrete, brick

An angle grinder is a useful tool for improving the look of stamped concrete, engravable as well as polished decorative concrete, but also freehand scored decorative concrete.

Models with larger, 7- to 9-inch blades have less top speed but more torque. The larger models of the handheld gadgets look the same but perform distinct functions. Sawing and grinding at an angle can both be accomplished with these tools. force is required to make a cut with a smaller tool through a harder material like brick.

The rat tail angle grinder features a pistol grip and a long, tapered body. Ryan Anderson, product manager for angle grinders at Bosch, recommends using a pistol grip. Anderson claims that the rat tail grinder will act as a bridge between current and future technologies.

Angle grinders are another tool in the same vein. For a variety of reasons, angle grinders are frequently favoured by their users.

You can find on/off switches in a wide variety of forms, from momentary push buttons and permanent on slides to finger-activated triggers and paddles. If the switch were to roll around on the floor, it could potentially injure workers or damage the flooring, so some variations include a safety feature to prevent this. As Anderson explains, there are some jobs that can’t be done safely without a paddle switch grinder.

angle, grinder, concrete, brick

As a standard feature, all angle grinders come with protective covers that slide over the grinding wheel and collect debris as you work. In addition to limiting the operator’s visibility, these shields also prevent them from easily gaining access to the machine or tool. Because of this and the bother of constantly replacing them, many customers choose to go without the manufacturer-recommended wheel guards.

Preserve Yourself

Wear protective eyewear, earplugs, and a dust mask whenever you cut concrete, but especially while you’re doing so dry.

  • If you’re going to be using an angle grinder to cut concrete, you should put the safety guard on it and make sure it’s not going to fall off.
  • To strengthen your grip and protect your hands, don’t wear baggy clothes and keep your hands covered with gloves.
  • During the cutting process, little pieces of concrete can get loose and fly off, posing a significant hazard.
  • Wear safety glasses so that you don’t risk getting dust or dirt in your eyes. You should also protect your lungs from concrete dust by donning a face mask.

Problems That Arise While Using an Angle Grinder to Cut Concrete

It’s hardly debatable that an angle grinder has the power to saw through concrete. However, its efficiency is likely to be lower than that of a wet.

The diamond saw blade of a walk-behind concrete saw is cooled by water that is constantly pumped into the saw, whereas angle grinders lack this feature. When cutting something as tough as reinforced concrete, the diamond blade will quickly dull from the excessive friction produced by the cutting process.

Concrete can be cut with a manual angle grinder, which is enough for infrequent cutting needs. A concrete saw is required when cutting reinforced concrete.

Hopefully think you’ve gained some useful knowledge from this post about how to operate an angle grinder safely and effectively for finishing concrete. With some effort and practise, you can make even the roughest concrete seem great. You just need the right gear, including safety goggles and gloves.

Patience and practise are all you need to become a DIY concrete resurfacing master. Keep in mind that concreting is a real trade that individuals have spent years refining if this is your first time doing a resurfacing or smoothing task around the house.

Take precautions to ensure your safety, and if you need help, your beer friend is probably willing to lend a hand in exchange for a few more pints.


Angle grinders are preferable to concrete saws when only a small hole needs to be cut. The best and most cost-effective tool for DIYers to use when grinding down or sawing through concrete is an angle grinder. For cutting concrete with an angle grinder, a blade with a segmented rim is the norm. A diamond blade is vulnerable to overheating, which can weaken the connection and lead to warping. The tiny holes found in the rim of turbo rim angle grinders are there to help the tool cool down faster.

How to Cut Concrete with an Angle Grinder. Although cutting with an angle grinder can make short work of concrete, there are some things to keep in mind first. Be sure you have a firm grasp on the angle grinder and can easily maintain that grip before proceeding. While it is imperative that the guard on the angle grinder be properly fastened, additional safety measures should be taken. By following these instructions, you will lessen the likelihood of the blade slipping while cutting and increase the likelihood of making clean, precise cuts.

Stamped concrete, engravable concrete, and even freehand scored decorative concrete can all benefit from being enhanced with the help of an angle grinder. Larger iterations of these handheld devices share a common design while offering unique functionality. These implements are useful for both angular sawing and grinding. Putting on the safety guard is a must before using an angle grinder to cut concrete. Remove any trip hazards from the area around where you will be cutting.

Make sure the grinder is secure and fits comfortably in your dominant hand. Tips on using an angle grinder to smooth over concrete without risking injury. You can make even the roughest concrete look great with enough practise and effort. Protect yourself and offer to help a friend in exchange for a beer.

Can You Cut Brick With A Dremel?

Knowing the right tool for the job is the first step in getting something done. When it comes to cutting brick, it can be difficult to get it right, so how well does a Dremel do for cutting brick?

A Dremel tool is one of the easiest ways to cut a brick. A circular saw of this kind when used with a diamond wheel is designed to cut through tough material such as brick extremely well. The diamond wheel can cut through most harder materials with ease which is why it is key when using a Dremel tool to cut bricks.

Cutting Brick and Concrete with a Grinder Masonry Wheel

Without a doubt, a Dremel is a great choice for cutting brick. So, why exactly is this? Read on to find out.

Why is a Dremel best for cutting brick?

The important thing to stress first of all is that a Dremel is only as good for cutting brick as the bit or wheel that’s attached to it. You need to have the right bit to effectively cut through brick.

That said, the main reason Dremel tools are good for cutting brick is the diamond wheels they offer. Diamond, as you might know, is one of the hardest materials we know of. That means that it can cut through basically anything if we put it to correct use.

Brick is not only tough but porous, so cutting it precisely without it cracking can be a challenge. This, again, is where the Dremel comes in. As I mentioned, the best kind of tool to cut brick is a circular saw. The Dremel is the best option, but you can also use things like angle grinders.

A small, but tough circular saw can pass through the brick without completely cracking it, which is the hardest part of cutting brick. Keeping cuts through brick clean is very tricky for many people. But the small circular saw made of the toughest materials like a Dynamo Bricksaw Diamond Blade increases the quality of your cuts.

angle, grinder, concrete, brick

Is a Dremel the best tool for cutting brick?

There are many advantages to cutting a brick with a Dremel. For one thing, it has a cutting blade as opposed to a grinding wheel. A cutting wheel will allow you to cut both brick and mortar with clean lines, but you can produce lots of debris. It will definitely do the job. You will need to be a bit more precise with your cutting though.

A diamond rotary saw is considered the best tool for cutting brick. The strength gives you the ability to cut through it cleanly with less debris. But this does change depending on if you are cutting through a brick wall or cutting loose bricks. When it comes to cutting loose bricks, a circular saw is the best tool.

There are advantages to using an angle grinder too, though. An angle grinder with a masonry wheel will, again, cut through both brick and mortar and allow for tighter angles. This is a lot more important if you’re cutting through a brick wall, rather than cutting up a loose brick.

So, while it can depend a little bit on the nature of the exact job, as a rule of thumb, a diamond blade Dremel or rotary saw is the best tool for cutting brick.

Is there a technique to cutting brick with a Dremel?

There isn’t a great deal of technique to cutting brick with a Dremel. Safety is first and the main FOCUS. One thing about using these rotary saws is that they are likely to produce a lot of debris. So, PPE is important when cutting brick. Make sure you grab goggles and a mask. Gloves are also a good idea to wear when cutting any materials.

Beyond that, just be careful to make clean, clear cuts, and do it very slowly. The faster you go, the more likely you are to crack or break the brick. Take it slow, and make sure you have a firm grip on the Dremel. It’s also a good idea to mark where you want to cut, so you have a clear view of where you need to cut. You can use engineers chalk pencil to mark bricks for cutting.

If you’ve never cut bricks with any power tool before, it might take one or two tries to get it right. But with a bit of practice, you will be fine cutting bricks.

angle, grinder, concrete, brick

As long as you stick to slow and steady, you’ll get the hang of cutting brick with a Dremel in no time.

Can you carve brick with a Dremel?

Dremel will cut through brick well, and it can also actually carve brick too! This can be useful to precisely fit brick around a corner or for engraving special designs in the brick. It adds a bit extra to the exterior appearance and personalises houses. It’s handy that not only can you cut brick, but also carve brick with a Dremel! It means one less tool that you need to invest in considering this one has multiple functions.

You will need a level of precision in your hands to carve brick. As always, safety when carving with a Dremel is the most important part. But it could definitely be a fun experiment!

What can a Dremel cut through?

It’s probably worth clarifying exactly what we mean by the term ‘Dremel.’ Dremel is a brand name but has become a generic term for rotary and circular saws. What a Dremel can cut through will depend on what bit you have attached to the end.

We’ve been talking about the diamond wheels so far, which is certainly best for cutting hard materials like brick, concrete and even marble. As we said, diamond is one of the hardest materials we know of, so as you can expect, there isn’t much it can’t cut through.

A Dremel can also cut through all kinds of metal, from aluminium to steel.

It can cut hardwood and softwood, drywall, vinyl, laminate, plastics, fibreglass—pretty much anything you can think of! Nothing is too tough for diamonds.

For extra help though, we have compiled a list of the best diamond blades for your project. We also have a guide to help install perfect brick tiles. There is lots more top renovation advice on our Paragon Tools resources page, so be sure to check it out! For quality bricklaying, grinding and cutting tools, check out our shop, or contact us with any questions!

How To Cut Concrete [Slab, Block, Paver] With Angle Grinder

An angle grinder is a power tool that can be used for cutting through different types of materials, including metal and other solid materials such as bricks, aluminum, stone, and concrete.

This type of hand-held power tool does not have a cutting blade but a grinding wheel. Different types of discs can be used with angle grinders for different applications.

Angle grinders come in different sizes. Typically, they are 10-12 inches in diameter. The power tool can be cordless or have a variety of motor powers for more precise work.

In this article, we will discuss how we can cut different types of concrete elements using the angle grinder and what is the basic process of cutting them.

Precautions Before Cutting Any Type Of Concrete

Make sure you are set up for success before you begin cutting concrete with an angle grinder. Safety must be your top priority. Wear gloves for hand protection and safety glasses for eye protection.

As well, ensure that your angle grinder has a functioning safety guard around the blade. A face mask will also be necessary if you are dry-cutting concrete in order to minimize exposure to silica concrete dust.

Size Of The Grinding Wheel

A 4.5-inch angle grinder can certainly cut through concrete up to 1 inch thick, but you might find the job is done more quickly and with greater precision if you use a 9-inch angle grinder.

The size of the angle grinder is not the only thing to consider. An angle grinder’s motor amps determine its cutting speed. It is typical for a 4.5-inch grinder to have a 7 amp motor, whereas a 7 inch or 9-inch grinder will have a 13 amp motor. Due to nearly proportional amps, the tools operate at about the same speed even though one is larger.

Diamond saw blades are the best tool to use when cutting concrete with an angle grinder. An engineered steel core is surrounded by synthetic diamonds around the edge of these blades. Diamond blades are an obvious choice for cutting concrete with an angle grinder, but your options don’t stop there.

For cutting and grinding metals, metal blades are better. Discs made of metal are less effective on concrete because they cut slower. There are silicon-carbide wheels that can cut through concrete and masonry

Cutting Concrete Slab

It can be more difficult to cut through concrete that contains rebar than concrete alone. The diamond cutting blade is still the best option when cutting concrete slabs or decks that are reinforced with steel rebars. Make sure to use a new diamond blade since steel will wear down the diamonds faster than concrete will.

It is not a job for amateurs to cut concrete with rebar. Concrete reinforced with rebar is extremely strong by design and requires extra force to cut through. Measure where you are cutting and avoid cutting any conduits or utilities within the concrete.

Cutting Concrete Blocks

Concrete blocks without rebar are a bit easier to cut, but planning is still required. Concrete blocks should be marked where they are to be cut and clamped down so that you can make an accurate cut without the block moving.

In any of these concrete cutting applications, you can choose to cut dry or wet. Cutting with water allows for more precise cuts and is easier on the blade. Angle grinders are available with wet blade cutting adapter kits.

Dry cutting is often the better option since it doesn’t create the mess that water does, however you will have to deal with the dust that this method produces. Make sure you are wearing the proper ventilation mask so you don’t breathe in silica dust.

You can use dry-cutting diamond blades with or without water, but wet-cutting diamond blades can only be used in wet applications.

Cutting Concrete Pavers

Concrete pavers will require that you make several cuts through the concrete. After making a few inches of a deep cut, you will chisel or sledgehammer out any loose concrete you wish to remove, then continue to cut into the paver until you have reached the end.

The General Cutting Process

Putting on PPE is the first step Concrete cutting is a messy business that generates a lot of debris, including powdered concrete dust. You must wear the proper protective gear before handling any of this debris, as it can be harmful to you. Mark the concrete As soon as you’re properly prepared for the job, grab some chalk or a similar marking utensil and begin mapping out where you intend to cut on the concrete’s surface. Choosing the right blade After your concrete has been measured and marked, you will move on to the blade selection process, which has been outlined earlier. The Cutting Process Once you’ve selected your blade, you can fire up your angle grinder and begin cutting concrete. You should gently lower the spinning blade onto the concrete’s surface and make an initial divot. After making the cut deeper, you can apply some horizontal force to take the cut forward. While cutting, a steady stream of debris may start to fly your way. During your cut, don’t be afraid to pause to let this subside. Poor visibility, after all, could severely compromise your ability to finish your job safely.

Some Tips And Tricks For Efficient Concrete Cutting

Even some experienced DIYers may find it challenging to cut concrete with an angle grinder for the first time. Consider the following tips to make this process even more efficient in order to lower the learning curve: Score your concrete before cutting it. Only plunge your angle grinder about half as deep as you want, and work across the length of the desired cut. By doing so, you will create a divot that can be followed to efficiently finish the cut. As a result, less debris is ejected at a time. A supplementary grip may be useful. The second point of contact is provided by these handle accessories mounted near an angle grinder’s head. While progressively grinding into the concrete slab’s surface with your angle grinder, this can be particularly helpful. Be careful with hot or dull blades. A dull blade will not be able to make your cuts efficiently and should be replaced. As well, a hot blade is more likely to warp and become damaged, even with normal wear. Cut into concrete surfaces no more often than necessary to avoid that. Having a set of spare blades on hand will allow you to cycle through them while the others cool down.

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