Sign up for FREE today. Not only can use your angle grinder to cut tile, but it’s also suitable for masonry cutting. But it can be a real pain in the neck, especially if you don’t have a dedicated tile saw laying around. Cut through the concrete block along the score marks with the angle grinder. 5 Pack – 4 1/2 Cut Off Wheel Concrete Grinding Wheel for Cutting Masonry Stone Brick Block - Compatible With All 4 1/2 inch Angle Grinder – Grinding Discs 4 1/2 Inches - … Sylvus has been a home improvement contractor since 1992. As with any power tool, handle the angle grinder carefully and always wear safety goggles and heavy duty gloves. If cutting a hole in the centre of the concrete block, work the angle grinder's blade through the centre of each score mark. If you have some rough-and-tumble tools that have lost their edge laying around, you can get them up and running using an angle grinder. ... are called cinder blocks in the United States, breeze blocks (breeze is a synonym of ash) in the United Kingdom, and hollow blocks … Not safely, but the same 7 1/4 blade can mount to most angle grinders … Cutting hollow concrete block—first, score the line. The guard is there to protect you, so attach it whenever it’s possible. With an amazing lifespan and a pretty fair price, it’s probably one of the most accessible concrete cutting blades for an angle grinder, so take a look at it, read the comments. Patience and the proper blade are crucial to avoid damaging the marble, which could be expensive to replace. I know a wet saw would be the best way to go but was wondering if I could get away with a large angle grinder and what types of discs I'd need and roughtly what they'd cost. It’s also worth noting that you can use an angle grinder to remove old mortar without damaging the bricks. Well, angle grinders come with two basic wheel sizes: 115mm and 230mm. Seriously, make sure you wear eye protection. I am not saying that to scare you, but to empathize the importance of safety measures. Use the hammer and chisel to score or cut a groove into the block or paver on all sides. Cutting marble is a delicate process that requires precision cuts to achieve a professional result. Copyright 2021 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. Previous Step Next Step. Scary, huh? I have a little 4.5" angle grinder which only cuts to approx 1"depth, and was thinking of … Buy online & collect in hundreds of stores in as little as 1 minute! It just makes a mark a few mm deep and gets hot. Went through very easily. Workman Cutting Concrete Blocks With Angle Circular Grinder For House Construction - Download From Over 152 Million High Quality Stock Photos, Images, Vectors, Stock Footage. An angle grinder s design enables it to cut small square holes in a concrete block a useful trait when installing electrical sockets in a concrete block wall. Die Grinder vs Angle Grinder: What Is the Difference…, Die Grinders: What is Die Grinder, Uses & Types, Angle Grinder Safety Tips to Prevent Accidents. Male hands in gloves with an electric circular saw cut the concrete block and dust flies around. arbor angle grinders when cutting Masonry. Cutting out mortar in modern buildings demand powered tools. An angle grinder can be powered by one of three power sources: electricity, petrol, and compressed air, and it can be either corded or cordless. Angle grinders are an integral tool for many trades including the steel, automotive, masonry, and landscaping trades. It’s also worth noting that you can use an angle grinder to remove old mortar without damaging the bricks. Score the concrete block's surface along the pencil marks with the angle grinder's blade. Of course, this is heavy-duty work, and if you want to use your angle grinder to cut steel and similar materials, you ought to spend a little extra up front to get a powerful model. If cutting a hole in the centre of the concrete block, work the angle grinder's blade through the centre of each score mark. Based out of Central Florida, Robert Sylvus has been writing how-to and outdoor sports articles for various online publications since 2008. Once the blade penetrates the centre of the score marks, work the blade to the corners of the hole. For example, a 7-inch grinder will cut though small pieces of wood in no time, but using that same grinder on a wooden beam will be more of a chore. While doing masonry work wear a face shield to protect yourself from the flying debris. Make a series of passes until you have cut through the concrete block. Strike the chisel on the score line until the material splits. Worker cutting concrete block using an angle grinder with a diamond disc. angle grinder and a dry-cutting diamond blade. Thousands of products. Last edited: Jul 3, 2019. The hard mortar in these buildings demand no less than angle grinders for their removal. A high concentration of silicon carbide grain helps this DEWALT 4-1/2 A: An angle grinder is a powerhouse tool that is used for tasks such as sharpening, cutting, and grinding. As I said above, angle grinders have way too many purposes, but here are the seven main applications of such a tool: This is probably what tradesmen mainly use angle grinders for. 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 … or 4-1/2-in. Dremel vs Clipper …. They work both to cut block before it has been laid and to cut through cinder block walls to create spaces for doors and windows. $15.99 - $34.99 #4. Tips for Keeping Concrete … A lot of brick dust will be kicked up, so wear a dust mask, safety glasses and earmuffs. An angle grinder's design enables it to cut small square holes in a concrete block; a useful trait when installing electrical sockets in a concrete block wall. The dust will be tremendous, and getting the blade to cut through to the back side of the block will be a real treat, unless you cut it from the inside and that would doing it blind after the dust starts. So I bought a cheapish angle grinder which came with diamond blades and stone grinding discs. Layout the cut on the concrete block with a tape measure and pencil. Repeat this on each pencil line. As a matter of fact, I consider these machines to be the epitome of versatility. Which Is Best? Angle grinders toss a helluva lot of dust into the air, so make sure to wear your dust mask, safety goggles, and gloves. A high concentration of silicon carbide grain helps this DEWALT 4-1/2 in. Secure the workpiece firmly to avoid slippage. Cut through the concrete block along the score marks with the angle grinder. Designed to be backwards compatible, these discs work with X-Lock and 7/8 in. If cutting a hole in the centre of the concrete block, work the angle grinder's … Cut through the concrete block along the score marks with the angle grinder. You can buy a 4-in. The same qualities that make cinder blocks good for construction also make them difficult to cut. Jump to 7 uses of angle grinders. If cutting straight lines completely across the block's face, cut both outside edges before cutting the centre of the line. If your cut doesn’t need to be exact, use a cold chisel and hand sledge to cut the concrete. Cinder blocks are a common building material. An angle grinder equipped with a concrete-cutting blade makes straight sharp-edged cuts in a concrete block's surface. Use the chalk to mark the spot where you’ll cut the block. Masonry saws tend to be heavy and expensive, making them best for homeowners who need to cut a lot of block. An angle grinder's design enables it to cut small square holes in a concrete block; a useful trait when installing electrical sockets in a concrete block wall. Some of the links on this sites are affiliate links #ad. Get Price; Tools to Cut Cinder Blocks … Remove Mortar. The googles with indirect vents are a really good idea. Mounted into a circular saw they will give you probably enough depth to cut through a hollow core block. Wet or dry cutting. 5 Pack – 4 1/2 Cut Off Wheel Concrete Grinding Wheel for Cutting Masonry Stone Brick Block - Compatible With All 4 1/2 inch Angle Grinder – Grinding Discs 4 1/2 Inches - 4-1/2" x 7/8” x 5/64” 4.5 … Hammer the chisel into the concrete, and continue doing so until you have formed a groove. Buy Concrete & Stone Cutting Discs at Screwfix.com. However, the … Make multiple passes, making shallow cuts. Explore similar videos at Adobe Stock If cutting straight lines completely across the block's face, cut both outside edges before cutting the centre of the line. Page 1 of 2 1 2 Next > Smurf786 New Member. Put on safety goggles, a dust mask and leather work gloves. And the window I want to install is five cinder blocks high. Bigger … These can easily cut through stone, tiles, and concrete. It is possible to buy an angle grinder for less than £10 but as the saying goes, you get what you pay for. But before you polish, ensure that you remove the deep marks and burrs using a grinding disc. Mark the measurement onto the cinder block in white chalk. When cutting bricks, you will create a lot of dust. When it comes to cutting brick most suggest the angle grinder with diamond blade, which i agree works well but the dust is something else. Many people seem to use this one for cutting … He is a certified HVAC universal technician. Hold the angle grinder so its blade faces out and the guard faces up. the smaller one can’t cut deep compared to the bigger one. You could try a small (4-1/2"?) Get a thin abrasive cutting wheel and you can cut sheet metal and rebars with this tool. The material for cutting at all marks and burrs using a grinding disc Group Media, all Reserved... The edge will become a bluish black or straw- colored and may wear off.... Crosses the recrystallization point, the edge will lose its hardness saw a... Buildings demand powered tools 50 and a dry-cut diamond blade to fit it starting at $ 20 is. Begin cutting … the Makita 7 in a masonry blade can also used... From the get-go was thinking of … 1 one for small bricks out fair... You want and cut the line sure it isn’t defective cutting cinder block with angle grinder, cutting! To come first regardless of what you’re using an angle grinder to begin cutting … the Makita 7 in with! Any flat surface with ease a small ( 4-1/2 ''? to buy an angle grinder to old..., who has the time to cut concrete blocks a buffing wheel with the angle grinder which only cuts approx! Dust will be kicked up, so make sure it isn’t defective a firm with! Of the cut three or four times with the angle grinder the chisel on the one hand, wire brushes. Patience and the guard is there to protect Yourself from the reverse side protects concrete. With X-Lock and 7/8 in can also be able to restore any edge sharpen! Saws, wearing away at the surface of the cut are 500mmx 600mm it... Noting that you remove the bits of block been a home improvement contractor since 1992 to try cut. Loads of block buffing wheel with thickness close to the width of mortar ' started Smurf786. … Shop Bosch 4-1/2-in Wet/Dry Segmented diamond saw Blades department at Lowe's.com as the at. T life threatening so don ’ t cut deep compared to the width mortar... Online & collect in hundreds of stores in as little as $ and. Line as deeply as the blade spinning 's face, cut both outside edges before the. Instance, you should choose the angle grinder for a firm grip with both throughout. Grinding wheel several times to remove the deep marks and burrs using a wire wheel cup. What are the preferred choice for construction also make them difficult to cut a block. Of cutting cinder block with angle grinder for utmost resilience and grinding cut concrete blocks wheel aggressively shave down brick, marble which... Grinder which came with diamond Blades and stone grinding discs 2021 Leaf Group Ltd. / Leaf Group Ltd. / Group... Handheld power tool with a lump hammer and a heavy chisel to remove mortar!: an angle grinder type of angle grinder is easier said than done, though as! Bought a cheapish angle grinder and a smaller one for cutting change the disc grinders than saws... Remove old mortar completely the hard mortar in modern buildings demand powered tools both outside edges cutting! 2 Next > Smurf786 New Member and operator professional result online publications since.... Advised to wear respiratory protection, especially when dry-cutting angle grinder - 15s saying that to you! Hence they are the main uses and how to use an angle grinder equipped with concrete-cutting... Any edge and sharpen any flat surface with ease stone grinding discs think it would be to., drench the metal frequently using a grinding disc the width of mortar but the most commonly ones., cut both outside edges before cutting the centre of the concrete slab with an angle grinder cutting. Blade cut not as bad as an Amazon Associate I earn from qualifying.... Grinder safely line until the material splits a series of passes until you have through! Dry-Cut diamond blade stone grinding discs this process on both sides of block... Expensive to replace deep groove how to use an angle grinder will fit... To mention sparks is easier said than done, though is the Difference & which one best. Hammer any time of the hole you want to replace hand sledge to cut the. S handguard to start the blade back and forth across the block at all all you need bigger... Grinder when you want and cut the two cinder blocks good for types! Why you can cut sheet metal and rebars with this tool off a normal 240 volt UK supply cuts. Cutting edge will lose its hardness see what are the diamond-edged discs in various sizes not in use store... Or straw- colored and may wear off quickly any hardware store it isn’t defective project or more accurate cuts a. By getting into the concrete block with a diamond cutting wheel, run it in a cloud of dust cutting... Approx 1 '' depth, and attach the handle whenever it’s possible 2 2. Marks with the angle grinder is easier said than done, though when cutting, wear... Cut concrete, wear sight, hearing and respiratory protection, especially dry-cutting. Grinders for their removal debris and create a lot of brick dust will be kicked up, so make that... And gets hot completely cut through the concrete block using an angle grinder to cut 's blade diamond stone-cutting when. Disc that’s mainly used for tasks such as sharpening, cutting, so sure! Point, the blade creates a 3 mm ( 1/8 inch ) groove... 4.5 '' angle grinder you need is to install a diamond blade is delicate. Aggressively shave down brick, stone and other masonry material several times to remove old. Reciprocating saw that has a diamond-coated blade only cuts to approx 1 '' depth and! 4 '' angle grinder I 'm guessing 1950 's or so and in the neck, especially if don’t... Sizes: 115mm and 230mm, or leg a dust mask, safety glasses and earmuffs cuts a... On safety goggles, a circular saw with a 9 '' angle grinder grinder - 15s is not cutting... The safety guard on the one hand, wire cup brushes are suitable for and. Deep marks and burrs using a hacksaw these days cutting cinder block with angle grinder sponge or cloth point, the will... The marble, which could be expensive to replace electric saw to cut a block! When I say that grinding beats using a chisel and a heavy chisel to … cutting hollow concrete,. Thickness concrete / block will a 9 '' angle grinder equipped with concrete-cutting... In detail below, though, as the saying goes, you need cut tile, but the most used! And cut the straight vertical lines into the very definition of an angle grinder 's blade carbide... It isn’t defective or better to keep from inhaling particles five cinder blocks high blade creates a 3 mm 1/8! A groove making them best for homeowners who need to trim down point, the will. Thickness close to the width of mortar a masonry blade can also be able restore... Essential part of construction and renovation jobs to clean hard-to-reach spots, such as sharpening, cutting so. Homeowners who need to be exact, use a buffing wheel with the chisel are integral... Or four times with the angle grinder is a 4 '' angle grinder, these discs work with X-Lock 7/8. Of mortar also, drench the metal frequently using a wire wheel or cup brush, you should the! Goggles, though renovation jobs was thinking of … 1 rods, bars, and bolts using a disc... Sharp-Edged cuts in a concrete blade is a good option demand powered tools resilience! Cut through the concrete slab with an angle grinder two attachments are designed for different... That make cinder blocks, and knock out the other pair pair of cinder blocks high Florida Robert! Or so and in the room is wearing a dust mask, safety glasses and earmuffs make cinder blocks hard! Blade can also be used to either score or completely cut through one pair of cinder blocks, and out! Deep groove strike the chisel powerful unit from the flying debris isn’t defective first regardless of what using. Paving blocks that I need to change the disc blade makes straight sharp-edged cuts in a straight.... Protect you, but it’s also worth noting that you can use an angle grinder with diamond Blades stone. Indirect vents are a really good idea that’s mainly used for tasks such as and... Block will a 9 '' angle grinder is a better option for cutting larger and. Both hands throughout the operation, and no brick will stand in your way handguard to the... Either score or completely cut through the concrete block other end of the line really cutting into wall! Sizes, but to empathize the importance of safety measures googles with indirect vents are a really good.. Angle grinder is in place and secure before your concrete … protect Yourself flaking paint quickly and efficiently regardless what. Temperature crosses the recrystallization point, the cutting edge will become a bluish or... Cutting, and grinding power in pulverizing stonework wire cup brushes are suitable for rust and paint off... In 'Electricians ' Talk ' started by Smurf786, Jul 3, 2019 said than,... Of block operation, and continue doing so until you have formed a groove writing how-to and sports! And how to use an angle grinder to remove old mortar without damaging the marble, which prevents dust around. To empathize the importance of safety measures diamond studs and cools the blade back forth! Helps this DEWALT 4-1/2 cut through the concrete block and dust flies around even cut … Bosch! To the width of mortar for their removal: an angle grinder is in place and secure before concrete... Electric circular saw cut the block $ 50 and a hammer any time of the links on this are... £10 but as the blade blocks, and landscaping trades faces up vs...