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Review on πŸ’ͺ Efficient Grinding Power: Unleash the Makita GA7021 7 Inch Angle Grinder! by Vincent Blitz

Revainrating 3 out of 5

Sturdy and just plain heavy

Just have to point out that this thing weighs 12.2 pounds without the washer attached. By far the heaviest and most tiring hand tool I have. For this reason I will use a 5" or 6" grinder whenever I can. Of course it would be nice if they could find a way to build an instrument of this quality that's about a third lighter, so there's a big advantage here. Although they took pity on us a little by adding a new rubber pad to prevent you from making a dent in your glossy veneer coffee table every time you put it on. Thankfully it has a switch lock, but that's more of a wacky design than a plain old side button that's not confusing. I had a very similar Makita years ago as well as DeWalts, Grizzly and cheap HFs and I run through these things, I usually get about 3-5 years from one. Decided to try this brand again. Certainly one of the best made. But for me as a mechanic, one of the worst things about this type of grinder is that by design, a powerful fan pulls cooling air through the front vents just above the grinding wheel, the air goes through the stator windings and out the back. So yes, when you're grinding metal you're constantly tossing fresh beaten metal dust through the innards of the electric motor as well as the brushes in the back. What a great idea. I have to think about completely disassembling and cleaning things, but they all eventually short out, as you can tell by the loud buzz, smoke, and melted plastic. Hope to have a few years of it. Maybe one day they will develop a sealed motor model that is not a weightlifting exercise. Who knows.

Pros
  • Power tools
Cons
  • Long delivery time