Best Overall
Makita 18V LXT Cordless Cut-Off/Angle Grinder
Best Bang For The Buck
DeWalt DCG412B Cordless 4.5-Inch Angle Grinder
Best for Rust Removal
Bosch ProFactor 18V X-Lock Angle Grinder Kit
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Although they ’re often dwarf by cheap powertools , slant hero sandwich are workhorses that are essential for cutting , grinding , shining , and more . We research over 25 top - rated slant grinders and then take nine for hands - on testing in our garages and workshops . TheMakita 18V LXT Cordless Cut - Off / Angle Grinderearned the top spot in our tests for its easy - to - use reflexive pep pill and torque adjustment , lock - on transposition , and top amphetamine of 8,500 revolutions per minute ( revolutions per minute ) .
translate on to ascertain more about this versatile putz and find out how the following models pull in a spot in our lineup of the best angle grinder .
Our Top Picks
establish on their timbre of characteristic and execution , these are the best angle grinders for DIYers and pros likewise .
Our Ratings : Ease of Use4/5;Performance5/5 ; Maneuverability5/5 ; Handle Comfort5/5 ; Value5/5
The Makita XAG04Z is worth check out by anyone look for the bestcordless angle grinderperformance . This top - grass slant hero features a top hurrying of 8,500 rev thanks to its brushless motor and the 18V lithium - ion battery . It can plow 4.5- and 5 - inch platter .
We found the XAG04Z excellent to work with . While it does n’t boast the high top pep pill , the automatic speed registration enable it to maintain speed during tough cuts and grinds . We noticed very short quivering thanks to the rubber over - molded hold and palm , and the ignition lock - on switch proved to be a huge plus . There ’s not much to complain about , but two downside are that it was a little awkward to gather the two - piece handguard , and we think it would be nice if the tool came with a battery and a charger .
“ I establish the Makita angle bomber to be very easy to employ , ” said our tester . “ Many angle hero sandwich boast small pollex - activated switches , but the Makita ’s is orotund and light to manipulate ( even with gloved hands ) . This made get going and stopping the grinder to check my oeuvre a snap . ”
study our full review : Makita 18V LXT Cordless Cut - Off / Angle Grinder
Get the Makita 18V slant grinder atAmazon , Ace Hardware , orThe Home Depot .
Our rating : informality of Use4.5/5;Performance4.8/5 ; Maneuverability4.5/5 ; Handle Comfort4.5/5 ; Value5/5
If you ’re a fan of DeWalt ’s 20V MAX exponent peter line , tick off out the DCG412B angle grinder , which sells at a budget - friendly Leontyne Price . This is another dick - only pick , but it accepts all DeWalt 20V rechargeable batteries , so you may trade between tools as involve .
Photo: Tom Scalisi for Bob Vila
This is a powerful grinder , and it consent both 4.5- and 5 - inch magnetic disc with standard ⅝-inch arbors . The DCG412B is a workhorse . It does n’t come with many bell and tin whistle , but if you ’re looking for a powerful slant grinder with tool - free wheel modification that boasts 8,000 rev , you wo n’t regret buy it .
This DeWalt model excelled in our tests , rapidly hit old and weather wood surfaces , cutting through steel rebar , and polish rusty steel plate until we could see our reflection . One of the nice things about this grinder is that it accept most type of discs on the grocery — you do n’t want to buy DeWalt disk alone . Although it ’d be great if the DCG412B came with a battery and charger , it ’s still a great investment funds at this monetary value .
Get the DeWalt DCG412B angle hero sandwich atAmazon , Ace Hardware , orThe Home Depot .
Photo: Tom Scalisi for Bob Vila
Best For Rust Removal
Our Ratings : Ease of Use5/5;Performance5/5 ; Maneuverability4.8/5 ; Handle Comfort5/5 ; Value4/5
With a larger - dimension disc — up to 6 inches — the Bosch ProFactor angle grinder is very well suited to sanding and polish tasks . We test it by dilute sword , sanding away the top bed of weathered wood , and polishing brand plate that was badly rusted . It did a good job in all our tests , but it surpass in polishing away rust and returning the steel plate to its original shiny surface .
We like that Bosch includes a high - capability 18V angle wedge battery and a charger with this grinder and also provide a case for carrying the tool and accessories . The cristal - Pteridium aquilinum on the ProFactor is better than many we tested ; when we let our finger off the trigger , it quickly slowed to a plosive speech sound . That ’s a great safety feature .
Photo: Amazon
The thing we like the good about the ProFactor also has a downside . The tool has an X - Lock mount that requires only slight pressure level to click a new phonograph recording in place . That ’s a not bad time and labor recoverer , but the tool is contrastive with the standard grinder discs you may foot up at any hardware store . We had to buy Bosch X - Lock discs , and they ’re on the pricey side . Still , if you ’re search for a powerful angle grinder with up to 6 - inch discs , the ProFactor is a top contender .
Get the Bosch angle grinder atAmazon , Lowe ’s , orZoro .
Best 7-To 9-Inch
Makita 40V Max XGT Paddle Switch Angle Grinder Kit
Our Ratings : informality of Use4.5/5;Performance4.8/5 ; Maneuverability5/5 ; deal Comfort4/5 ; Value4.8/5
Here come the heavy boy ! This is not a mini slant grinder , but when you necessitate maximum power and a large grinding / sanding / polishing Earth’s surface , depend no further than Makita ’s 7- to 9 - inch slant sub . The larger - dimension discs mean deeper scores in bricks , and they make fast workplace of bray down surfaces .
The Makita GAG10M1 has a boat paddle electric switch spanning a large handle surgical incision . This makes it commodious to operate but also impart a base hit bill by quickly braking the twist if you free the switch .
Photo: Amazon
We find this Makita angle hero to be not only powerful but also well designed . It press a hefty 10.8 pounds , but by gripping both the consistency and the accessory handle , we could control the sub without bridge player fatigue .
This grinder apace removed sure-enough brave out Sir Henry Joseph Wood and divest rust from steel plates . It cut cursorily through brand rebar and made degenerate and exact scores on masonry bricks . It occur with a 7 - inch guard and a 9 - column inch guard , and it will also take smaller discs . We used a telegram - wrap record with the GAG10M1 to make clean and doctor the thread on large deadbolt , and it did a great occupation . If you want an angle Italian sandwich for occasionaldetail sanding , cutting , or grinding , this is n’t it ; this instrument is better accommodate for big project and professional uses .
Get the Makita 40V slant grinder atThe Home Depot , AceTool , orZoro .
Photo: Amazon
Best Corded
Porter-Cable 7.5-Amp Small Angle Grinder
Our evaluation : Ease of Use4/5 ; Performance4/5 ; Maneuverability4/5 ; Handle Comfort3/5 ; Value4/5
This Porter - Cable Cartesian product is one of the top corded angle grinder options for dependable office . It ’s a hard - tariff slant grinder that reel a 4.5 - inch disk at speed up to 10,000 rev , providing wad of focal ratio and power for workshop use . This electrical Cuban sandwich was truly in its factor as we process on a metalwork project , handling cutting and grinds nicely . While it does n’t have the most power compared to others on our leaning , it ’s fairly close . It ’s also one of the only molar to feature a traditional trigger switch , which we feel was easy to use and more intuitive than most . We also appreciated the top - setting position for the handle affixation , as it can make cut much more manageable . The one electronegative worth mentioning is that vibration control is n’t top - tier , so although it can take all - sidereal day use , the substance abuser ’s hands and radiocarpal joint might tire .
Get the Porter - Cable slant grinder atAmazon , Tractor Supply Co. , orAcme Tools .
Photo: AceTool
Best Heavy-Duty
DeWalt DWE402 4.5-Inch Small Angle Grinder
Our Ratings : Ease of Use4/5 ; Performance5/5 ; Maneuverability4/5 ; Handle Comfort3/5 ; Value4/5
Heavy - tariff projects such as production welding and cutting require a grinder that can keep up , and DeWalt ’s DWE402 can do by the problem . This burly machine boast an 11 - adenosine monophosphate motor and spins 4.5 - in grinding and cutting bike at speeds up to 11,000 RPM.We regain the DWE402 to be the idealistic cutting and welding grinder for our work , though not everyone will need its top executive and eminent - f number capabilities . It cut through slant atomic number 26 faster than any other grinder , and it made curt body of work of our large , lumpy , inexpert - grade Reseda luteola ( though it ’s definitely a pro - grade puppet , and the speed - boosting button on the handle alkali helped a lot ) . While this is one of the unspoiled variable - speed angle grinders , neither the DWE402 ’s palpitation ascendancy nor its grip got much attention on the draftsmanship dining table .
Get the DeWalt DWE402 angle grinder atAmazon , Lowe’s , The Home Depot , orAcme Tools .
Photo: Amazon
Jump to Our Top Picks
How We Chose and Tested the Best Angle Grinders
We used each grinder to foreshorten through angle Fe , switching grinders between each gash until we matte up comfortable with each model ’s strengths and weaknesses . We timed ourselves when cutting iron to determine how long each cut read and how easy the dissimilar models were to use .
Then , we attach different record and polished rusted steel , scored brick for exact breaking , repair weathered Natalie Wood to its original fresh look , and cleaned out bolt yarn until they wait raw .
As we tested , we award point free-base on a rubric — the better an angle milling machinery performed on a tryout or judgement , the more points it received . After testing , we averaged the point in time to find out our top weft and categorise the other hero sandwich as to their good use .
Photo: Amazon
What to Consider When Choosing an Angle Grinder
When you ’re shit for the proper slant grinder , there are a few things to interpret before clicking “ add to pushcart . ” The best slant hero may have unique feature and dissimilar great power sources , and some might plainly be well suited to particulars .
Many models come with interchangeable discs — some made for press clipping and others with an harsh edge forgrinding — that can be swapped out establish on the software . For safe , a safety equipment sit between the disc and the handle to protect the operator . count the next points when shopping for a good - quality grinder .
Disc Size
slant grinders come in sizes , announce by a number that refer to the maximum diam of the crunch bicycle or disk it will handle . For most DIY projects , a 4- , 4.5- , or 5 - inch disc will suffice . In fact , these compact sizes and weights are ideal for DIYers , as larger discs can become clunky or wearisome to bring with .
expectant magnetic disc ( up to 9 inches ) are more commonly used in industrial situations by professionals and are able to cut through thick pieces of material . As the disc gets larger , the grinder itself must be larger to do by the cutting strength . This interpret to a hard tool that ’s more likely to cause hand fatigue than small angle poor boy .
Power Source and Motor Type
Angle hero sandwich are available as twilled and cordless manikin . cord slant grinders typically engender more king at a consistent degree due to the verbatim connection to the outlet . Many of these model offer 10,000 to 11,000 RPM . But corded models qualify the user to a physical location , limiting range without an extension cord . The cord can also be a spark off hazard and a pain while shape on a projection .
Typically , cordless angle grinderslack the sheer magnate of their twilled counterparts . Functionality depend on barrage fire capacitance , so a numb battery could intend downtime in the middle of the project . On the positive side , cordless slant wedge provide bother - costless mobility and are better for use in tight space . These models deliver 8,500 to 9,000 RPM , which can work effectively for a blanket range of dig applications .
Additionally , the type of motor ( brush or brushless ) can make a difference . While fewer angle grinders have sweep motors these twenty-four hour period , some still exist . They ’re often less expensive , but in clip the brush can wear out and need replacing . Brushless motors , on the other handwriting , last longer and provide more torsion and power and are less likely to overheat than brushed motor .
Photo: Glenda Taylor for Bob Vila
Speed
Angle grinder speed is valuate in RPM . Speeds typically tramp between 5,000 and 10,000 revolutions per minute , though some very robust grinders reach up to 12,000 revolutions per minute . Keep in brain , however , that the RPM rating is under “ no - payload ” condition , intend that the phonograph recording is n’t cutting or grind anything , just spinning in the air . Once the disc is cutting or grind , that speed will lower considerably .
plainly , the higher the RPM , the easy and more quickly the tool can cut through the butt textile . But the disc also becomes hotter at high speeds and could be vulnerable to rupture , creating an injury risk of exposure . Be sure to use the correct disc for the job , and note the maximum supported speed mark on the phonograph record . For example , a disc rated at 7,500 revolutions per minute that is running faster can bankrupt under the force , send sherd of the grinder cycle flying .
Voltage/Amperage
Angle hero sandwich measure power output potentiality in V and international ampere ( amps ) . Cordless slant grinders use volts to measure the power available from their battery , with most cordless model using 18V or 20V batteries and outlier ranging from 7.5 volts to 24 volts . The “ magic number ” in most cordless milling machinery ability tools is 18 volts to 20 volts , offer the best mix of affordability and functionality .
potential readings on corded angle grinders only indicate whether they can be used with 120 - volt or 220 - V business leader outlets . shopper can assess the mogul end product potential drop of cord models by checking amperage , which drift from 5 amp to 15 amps . Larger disc will expect a larger output , so expect 7- or 9 - column inch grinders to have a gamey top executive output potential .
Hand Guard
Since angle grinders aredangerous ability tools , the hand sentry duty is a crucial safety measure that covers half the disc . Its purpose is to protect the mitt by preventing electric discharge and debris from fly toward the substance abuser . It also protects open from hurt when the Italian sandwich is used in squiffy quad .
Some angle grinders have a moveable sentry duty , and others have a fixed guard . The moveable choice is more popular as it reserve for left - handed or right - handed use and can adjust to better protect the drug user from flying debris . If left untightened , however , a movable guard can fall off the unit of measurement . secure guards are more robust , and there ’s no risk of infection of them coming off a grinder .
Soft Start
Because slant grinders are fastpower tools , they can recoil a bit when they ’re first power up . This is particularly dependable if the comminute wheel is prominent and gravid . The recoil from the motor can result in the slant hoagie jumping in the user ’s hand , potentially cause serious injury .
To combat recoil , easygoing - scratch engineering science reduces the power output to the motor at first , slowly increase until the angle grinder is to the full up to speed . This throttle control over the power production foreclose an slant grinder from recoiling during start - up , increasing safety while also reducing the jerking to the drug user ’s arms and wrists .
Attachments
Matthew Consolo , the CEO and proprietor ofDreamscape Constructionin Miami , Florida , tells us that he looks at an angle grinder as “ the ultimate multi - tool . ” He says that “ you could utilise it for so many job with the right-hand attachments ” and share some of his favorites :
Tips for Buying and Using an Angle Grinder
Keep the following selective information in mind when choosing and using an slant grinder .
FAQs
Even with that ample scope on the best slant Cuban sandwich , you might have some additional doubtfulness . Here , we answer some of the most vernacular queries about angle poor boy , so check for the information you take below . Even with that ample background on the good angle grinders , you might have some additional questions . Here , we answer some of the most common queries about slant torpedo , so check for the info you need below.nal dubiousness . Here , we answer some of the most common queries about angle grinders , so check off for the information you want below .
The most common uses for angle grinders are metal grate and press clipping , such as steel for welding or metal piping . However , they ’re also utilitarian for Ellen Price Wood cutting , refinishing , and other projects . Some farrier even use them to trim horses ’ hoof .
After attaching the correct record for the caper , hold the angle hoagy in two hands for safe and security ( the tool ’s initial torsion will make it to chute ) . Push the gun trigger down or hit the world power switch , and the disc will depart rotate . Move the grinder until the rotating saucer contacts the material you want to abridge or grind . When wind up , relinquish the trigger or switch off the power button and wait for the disk to block off rotating whole before placing it in a safe locating , keeping in intellect that the record is still live due to the friction caused during surgical procedure . Unplug the magnate cord or detach the battery and allow the pecker to cool down .
Photo: Glenda Taylor for Bob Vila
An slant Cuban sandwich can grade in price from about $ 45 to over $ 550 , though it ’s more common for these tools to cost about $ 80 to $ 150 . Cordless slant grinders may come with additional monetary value if the assault and battery and/or battery charger is not include with the purchase of the tool itself .
utilize a metallic element slip disc on an slant bomber to dilute through lead , Fe , or copper , orcut screwswithout a problem . The rotating blade slices effortlessly through metal , but it ’s essential to wear off safety spyglass and gloves because a significant amount of twinkle are produced during the grinding outgrowth .
An angle grinder equipped with masonry disc can be used to cut through pave stone easily . Measure and mark where you want to cut the paver , then position it on a workbench like abench grinder . move around the grinder on and start to slowly cut into the paving Harlan F. Stone . Once you make a cut on one side , you may turn the paver over and tap along the seduce line and it should break smoothly along the line .
Photo: Glenda Taylor for Bob Vila
First , unplug the grinder or remove the stamp battery . Then off the nut that bear the saucer in place , using the factory spanner included with the angle grinder . substitute the disc and tighten the junkie deadbolt using the factory wrench .
Grinder discs unremarkably are secured with a specialised nut that is typically constrain or removed with an include spanner . However , if you lose the spanner , the testis can still be removed with a set of vise grips . Simply reduce the frailty on the grinder blade , lock it in position , then utilize your hand or a screwdriver to rick and hit the mesh crackpot .
Instead of tossing your old angle wedge in the trash , take it to a local electronics recycling fix . Typically , the municipality or town will have a program for recycling electronic tool and other twist , though some home improvement computer memory , like The Home Depot , also offer puppet recycling programs .
Meet the Testers
Having been in the trade for more than 15 years as a declarer and edifice mechanic , Tom Scalisi is a freelance author specialize in the home innovation , building , tool , and automotive industry . He ’s always look for new peter and proficiency while also share his noesis with the DIY world .
Glenda Taylor is a contractor , production tester , and writer focalize primarily on expression technique and power prick .
Additional research provide by Timothy Dale .
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