Last Updated: June 15, 2021 (Refresh Now)
Dewalt DCG412B 20V MAX Lithium Ion 4 1 2 grinder Tool Only
Last Updated: June 15, 2021 (Refresh Now)
9.2
SCORE
/10
Total Reviews
996
Old Reviews
428
Unverified
37
Spam Test
PASS
Yes
FINGERPRINT
Review Analysis - 531 recent, verified reviews
Detailed Mode
Body
90weight, handle, metal, trigger, powerful
+91%
-9%
" ... I grinded metal and concrete with this tool (with the appropriate blade of course) and it works like a charm, ... "
" ... It has done concrete grinding, concrete cutting, steel work. ... "
" ... has a lot of power and can use it anywhere ... "
" ... This is very handy, quite powerful, and extremely useful. ... "
" ... When you need something cut like a lock or metal plate right away this bbn is the tool to get the job done fast! ... "
" ... It is very easy and fast to use because it is portable with battery ... "
" ... Tough little tool. ... Nice and light to carry to small jobs. ... "
" ... Like the portability of the tool. ... "
Battery
87dewalt, 5ah, 20v, works great, grinder
+86%
-14%
" ... I love it the only thing it needs big batteries. ... "
" ... All work with the same batteries. ... "
" ... 90% of the time I can use the battery powered and that makes them invaluable in my life. ... "
" ... Gets the job done but if you want it to last for the job you need to get some big batteries ... "
" ... Like the fill and flexibility being g battery powered. ... "
" ... I appreciate the fact that you can order the tool only to save on cost, especially helpful if you aleady have a slew of batteries. ... "
" ... Great addition to my Dewalt cordless tools but make sure you get at least a 4.0 amp battery ... "
" ... Pair it with a 6wh battery and it lasts due to an intelligent design that limits power based on resistance. ... "
Usage
45tool, easy, husband, loves, house
+100%
" ... Easy to use ... "
" ... The lock for the wheel wasn't that easy to spot but once I found the right diagram it was easy. ... "
" ... Good product for small jobs. ... "
" ... I like how easy this thing is to just grab for a quick job. ... "
" ... Bought for son. ... "
" ... Safety switch is inconvenient ... "
" ... I like this new handle and button I have the Modle before this one and it actually still works fine less the blade change button so I Baught this as a replacement as needed but have now started using both so not have to switch grinding and cutting and dose feel smother than the old one ... "
" ... Easy to use ... "
Cut
41cut, metal, grinding, tool, cuts
+85%
-15%
" ... Great product easy to use cuts in Grinds like a dime. ... "
" ... Used this to take down a sturdy home-made shed and cut patio bricks - made an average do-it-yourselfer look good ... "
" ... This is so nice to have Can cut through anything! ... "
" ... Good for what I need it, light and don't have to connect a cord for it, cuts light metal great. ... "
" ... Excellent weight and cutting power. ... "
" ... I have since ordered the corded Dewalt 402 to be used for carving and will just use this one for quick cuts of metal and plastic. ... If you are using this for cutting metal, sharpening, or smoothing a cut on metal, buy it!!!! ... "
" ... Love the brake it has on it so you can lay it down when your done cutting or grinding with out having to hold it until it stops. ... "
" ... definitely a must have tool for cutting metal~! ... "
Body / Build Quality
39tool, handle, trigger, nut, cut
+92%
-8%
" ... Tough little tool. ... "
" ... works wonderful , was sealed and wrapped ... "
" ... Super easy to switch wheels paddle handle/trigger is so much more effective for my type of work. ... "
" ... Swappable side handle as usual. ... "
" ... Very well build ... "
" ... just what you need to cut and wear metal ... "
" ... Their design certainly appears durable. ... "
" ... Very strong and durable. ... "
Body / Size
28portable, weight, handy, powerful, portability
+93%
-7%
" ... It's a non-standard size. ... "
" ... It is very easy and fast to use because it is portable with battery ... "
" ... Good weight and balance. ... "
" ... Excellent ergonomics, good power to weight, good overall design. ... "
" ... Nice and light to carry to small jobs. ... "
" ... Weight and balance are great, no cord makes it really handy. ... "
" ... Handy because it is portabloe and works great. ... "
" ... It's a perfect and portable tool and I like. ... "
Usage / Ease
22easy, tool, guard, grinder, easy to handle
+100%
" ... I like how easy this thing is to just grab for a quick job. ... "
" ... Its super comfortable to operate. ... "
" ... Easy to use ... "
" ... guard removes very easy ... "
" ... Easy to use. ... "
" ... Great product easy to use cuts in Grinds like a dime. ... "
" ... It is well balanced and easy to use. ... "
" ... Easy to use. ... "
Cable
19grinder, extension, drag, much, handy
+95%
-5%
" ... I like this grinder very much it is very powerful and I do not have to drag the extension cord along ... "
" ... It's nice to not have a cord in the way. ... "
" ... This feels great with no cord. ... "
" ... Just as expected with anything from Dewalt great tool love I’m able to go anywhere without a cord ... "
" ... Good for what I need it, light and don't have to connect a cord for it, cuts light metal great. ... "
" ... Works great when you need to cut a bolt off and don't have to drag out a 100 ft. extension cord. ... "
" ... This is so much better than dragging out extension cords. ... "
" ... So glad I decided to leave my old cable dewalt grinder in the past and go battery power. ... "
Body / Comfort
19tool, handle, gloves, trigger, safety
+84%
-16%
" ... Super tough and ergonomic. ... "
" ... Overall, this grinder is excellent, easy to use and very comfortable. ... "
" ... Plenty of power, use 2 hands to avoid kick back. ... "
" ... I have fairly large hands, it would be more comfortable to use for long periods if the handle by the trigger was a bit smaller. ... "
" ... This is the first brushless electric hand tool that I've owned. ... "
" ... Excellent ergonomics, good power to weight, good overall design. ... "
" ... The hand feels sturdy and tough enough to be tossed in the tool box without having to baby it. ... "
" ... just what you need to cut and wear metal ... "
Marketplace
18day, sooner, shipping, returned, promised
+83%
-17%
" ... Fast delivery no damage. ... "
" ... Product as advertised, quick deliver ... "
" ... It came without original packaging but otherwise like new. ... "
" ... Excelent product and easy use, fast delivery ... "
" ... I especially appreciate the $50 savings buying it at Amazon as opposed to the local box stores. ... "
" ... Got the product a day sooner than what was expected. ... "
" ... But the shipping was ABSOLUTELY AMAZING. ... "
" ... Just what I needed and it arrived a day earlier than promised. ... "
Price
16tool, worth, money, fair, worth the money
+94%
-6%
" ... Good tool and a reasonable value. ... "
" ... Price was great ... "
" ... Especially for the money. ... "
" ... Price was great ... "
" ... This was a great price for St. Louis ... "
" ... Worth the extra money. ... "
" ... Or maybe good tools at a fair price, I mean Ryobi is only ten bucks cheaper these days at home dumpo. ... "
" ... I was on the fence about this 20v or the 60v but got this due to price and since I have a bunch of 20v batteries. ... "
Performance
12fast, thing, performance, tool, running
+100%
" ... Love it, now I can ruin things faster. ... "
" ... Haven’t had to long but so far it does the job pretty well ... "
" ... This thing is very strong and is very smooth running. ... "
" ... I like how easy this thing is to just grab for a quick job. ... "
" ... Fast,nice buy it again! ... "
" ... Very happy with it and does a great job ... "
" ... The brake works super fast and is good for safety also. ... "
" ... kind a heavy but monster like performance. ... "
Features
11feature, trigger, light, safety features, features
+91%
-9%
" ... Light weight, powerful and great safety features. ... "
" ... More over than the "actual product" performance, safety, or other features, I wanted to give a shout out to the seller. ... "
" ... Really like the trigger feature. ... "
" ... Kickback protection is a really good safety feature ... "
" ... I also like the paddle switch which is a good safety feature. ... "
" ... Strong light grinder ... "
" ... Great item, very light ... "
" ... Like it’s features, ... "
Cleaning
11dust, clean, paint, grinding, dewalt
+82%
-18%
" ... Very happy with this grinder, it runs a grinding wheel, cut off wheel and a 36 grit wheel very well and it’s easy to change wheels when you have to ... "
" ... I also have concrete cutters and grinders and use it to carve rock, polish concrete driveway corners, remove paint and stains from concrete areas. ... "
" ... I also like how the air intake is near the battery so it stays away from all the dust generated by cutting/grinding. ... "
" ... I Love my new cordless grinder. ... "
" ... Love my dewalt battery grinder as a hobby stick welder is a must to have for hard deposits removal ... "
" ... I've been extremely pleased with all of Dewalt's "brush-less" line of tools and this one is just as good as the others. ... "
" ... I bought it to use during my welding class to clean up the metal, in between welds. ... "
" ... I’ve used it for some maintenance (sharpen mower blades, clean concrete off tools, etc) and for cutting metal on different construction jobs. ... "
Reliability
10working, long, worked, months, couple
+90%
-10%
" ... Hard working and dependable. ... "
" ... I don't know how long it will last. ... "
" ... No issues whatsoever. ... "
" ... This has worked flawlessly. ... "
" ... After 3 years will see. ... "
" ... The switch gose bad replace frist one new one works great ... "
" ... Working like a champ 💪 ... "
" ... Strong and reliable. ... "
Power
10use, really, lots, tool, portability
+100%
" ... Plenty of power. ... "
" ... The harder you push it the more power you require, the more power it gives. ... "
" ... It is a power hog. ... "
" ... Battery power allows me to use it when no electrical power is available. ... "
" ... use as cutoff tool/ has really good power ... "
" ... Great grinder, lots of power ... "
Marketplace / Delivery
10sooner, promised, fast delivery, expected, deliver
+90%
-10%
" ... Got the product a day sooner than what was expected. ... "
" ... Recieved it sooner than expected as well. ... "
" ... Just what I needed and it arrived a day earlier than promised. ... "
" ... Excelent product and easy use, fast delivery ... "
" ... Arrived on time and in great condition. ... "
" ... Fast delivery no damage. ... "
" ... Product as advertised, quick deliver ... "
" ... I ordered it on a Saturday and it was delivered the very next day as I was working on the bathroom. ... "
Body / Weight
9light, powerful, nice, good, easy to use
+100%
" ... Good weight and balance. ... "
" ... Verry tough for it's size and weight. ... "
" ... I'm glad I went with this one, its compact and light weight but still has more then enough power for my use. ... "
" ... Light weight, easy to use, and works good. ... "
" ... Light weight, powerful and great safety features. ... "
" ... Nice and light weight ... "
" ... Like that its light weight ... "
" ... Very lite weight easy to use ... "
Usage / For Kids
7husband, tool, son, bought
+100%
" ... Awesome tool my husband loves it! ... "
" ... My husband loves this tool ... "
" ... Bought for son. ... "
" ... Great tool , my husband loves it. ... "
" ... Husband loves it ... "
" ... Bought for my son. ... "
Marketplace / Marketplace
7shipping, seller, product, fast
+86%
-14%
" ... Got the job done and was about 30 dollars cheaper on AMAZON. ... "
" ... It came without original packaging but otherwise like new. ... "
" ... But the shipping was ABSOLUTELY AMAZING. ... "
" ... I especially appreciate the $50 savings buying it at Amazon as opposed to the local box stores. ... "
Battery / Charging
7charger, charge, batteries, dewalt, tools
+71%
-29%
" ... The cost of the batteries and charger were pretty high. ... I'm curious to see how long they last, and if they really continue to hold a charge as long as my other deWalt products, then I guess I won't complain. ... "
" ... It pulls so many amps off the battery it almost welds the connections. ... I have been through at least 10 charges and still going strong. ... "
" ... Consider using the quick charger which has a fan to control the heat problem a little better. ... "
" ... I had a 5 amp one and that lasted a lot longer before needing charging ... "
" ... The first charge (yes I let the battery sit for 1 hour or more after use before charging) ... "
Body / Fit
6spanner, nut, guard, tighten, handle
+83%
-17%
" ... Get a Metabo 623283000 4-1/2-Inch Backing Pad to go with this fits perfectly. ... "
" ... Good tool but I think my main application is not a fit for cordless yet, but good to have around. ... "
" ... The 2nd pic has a chrome adjustable spark guard with the blade hold button on the top of the tool. ... "
" ... The guard and the locking nut are really solid and easy to move or twist on and off. ... "
" ... It accepts two different sizes of WRENCHES. ... "
Usage / Capacity
5bathroom, tool, lot, good, small jobs
+100%
" ... Good product for small jobs. ... "
" ... Great for roof top, confined spaces and remote areas ... "
" ... If your a home garage mechanic like me you need this tool ... "
" ... I purchased it for a bathroom remodel at my house. ... My bathroom is located at the front of my house and my house is close to the road. ... "
" ... I don't think this is a tool for the working man but it is good for having around the house or maybe for the hobbiest. ... "
Usage / Controls
4button, safety, like, wheel, trigger
+100%
" ... I like this new handle and button I have the Modle before this one and it actually still works fine less the blade change button so I Baught this as a replacement as needed but have now started using both so not have to switch grinding and cutting and dose feel smother than the old one ... "
" ... I especially like the paddle switch. ... "
" ... Safety switch is inconvenient ... "
" ... Does what a cutoff wheel is supposed to do! ... "
Usage / As Gift
4christmas, son, present, picked, one
+100%
" ... Got this for a christmas present and he is very appreciative. ... "
" ... Gift for my husband. ... "
" ... Bought this item as a gift for my son. ... "
" ... This was a gift picked out by the recipient. ... He liked it so much he asked for one for Christmas. ... "
Body / Storage
4batteries, bag
+75%
-25%
" ... Need to buy bigger batteries but love this tool for tight spaces. ... "
" ... Better price then the big box stores. ... "
Body / Design
3looks
+100%
" ... The design is excellent. ... "
" ... Their design certainly appears durable. ... "
" ... Great tool less design. ... "
Review Spam Test PASS
In order to keep our review summaries as accurate as possible, we aggressively detect fake reviews. We use various signals to detect unnatural patterns and will gradually expose them here.
Specifications
Connectivity
Fingerprint: Yes