9 bestMilwaukee Grindersof July 2025
112M consumers helped this year.
5% off
1

Milwaukee 2880-20 M18 18V 4-1/2" / 5" Grinder Paddle Switch Bare Tool
Milwaukee

9.7
2

Milwaukee M18 FUEL 18-Volt Lithium-Ion Brushless Cordless 5 in. Flathead Braking Grinder with Paddle Switch No-Lock (Tool-Only)
Milwaukee

9.4
3

Milwaukee 2485-22 M12 Fuel Right Angle Die Grinder with 2 Battery and Charger Kit
MilwaukeeTools

9.2
4

Milwaukee 2889-20 M18 4-1/2" - / 5" Variable Speed Braking Grinder (Bare Tool)
Milwaukee

8.9
5

Milwaukee 2686-20 18V Cordless 4.5"/5" Grinder w/Paddle Switch (Tool Only)
Milwaukee

8.6
6

Milwaukee M18 2680-21P 4-1/2" Cordless Grinder Kit (2680-20 48-11-1850 Charger)
Milwaukee

8.4
7

Milwaukee 2991-22 M18 FUEL Brushless Lithium-Ion 4-1/2 in. / 5 in. Grinder and 3/8 in. Impact Wrench Combo Kit w/ 2 Batteries (5 Ah)
Milwaukee

8.1
8

Milwaukee 2980-22 M18 Fuel 4-1/2” - 6” Braking Grinder Kit, Paddle Switch No-Lock
Milwaukee

7.8
5% off
9

P.T.S. 2880-20 4-1/2'' / 5'' Grinder w/Switch, No Lock
P.T.S.

7.5
A Guide to Selecting the Best Milwaukee Grinders
When choosing a grinder, it's important to think about what kind of tasks you'll be using it for, such as cutting, grinding, or polishing different materials. Grinders come in various sizes and power levels, and picking the right one can make your work easier, safer, and more efficient. Consider how often you'll use the tool, the types of materials you'll work with, and whether you need portability or will mostly work in one place. Understanding the key features will help you select a grinder that fits your needs and ensures you get the best results.
Disc Size
Disc size refers to the diameter of the grinding or cutting wheel that the grinder can use. This is important because it determines how deep you can cut and how much surface area you can cover at once. Common sizes include 4.5-inch, 5-inch, and 7-inch discs. Smaller discs are lighter and easier to control, making them good for precision work or tight spaces, while larger discs are better for heavy-duty tasks and cutting through thicker materials. Choose a disc size based on the type of jobs you expect to do most often.
Power Source
Grinders can be powered by electricity (corded), batteries (cordless), or sometimes even compressed air. Corded grinders provide consistent power and are good for long jobs, but they require access to an outlet. Cordless grinders offer more mobility and are great for working in places without easy access to power, but their runtime is limited by battery life. Think about where you'll use the grinder most and whether you need the freedom to move around without a cord.
Motor Power
Motor power is usually measured in amps for corded grinders or volts for cordless ones. Higher power means the grinder can handle tougher materials and bigger jobs without bogging down. Lower power models are lighter and easier to handle, which is good for smaller tasks or if you need to use the tool for long periods. Match the motor power to the difficulty and frequency of the work you plan to do.
Speed (RPM)
Speed, measured in revolutions per minute (RPM), tells you how fast the disc spins. Higher speeds are better for cutting and grinding quickly, while lower speeds can be safer and give you more control, especially for polishing or working with delicate materials. Some grinders have variable speed settings, which let you adjust the speed for different tasks. If you need versatility, look for a model with adjustable speed.
Safety Features
Safety features can include things like adjustable guards, paddle switches, and anti-kickback technology. These features help protect you from sparks, debris, and accidental starts. If you're new to using grinders or plan to use the tool in different positions, safety features can make a big difference in preventing injuries. Consider which features will make you feel most comfortable and secure while working.
Ergonomics and Weight
Ergonomics refers to how comfortable and easy the grinder is to hold and use. Weight and handle design play a big role here. Lighter grinders are easier to maneuver and less tiring to use for long periods, while heavier models may offer more stability for tough jobs. If you expect to use the grinder for extended periods or in awkward positions, look for a model with a comfortable grip and manageable weight.

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