The 8 Best Angle Grinders of 2021

Best Overall: Makita Lithium-Ion Brushless Cordless

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For a top-rated, intuitive angle grinder that will serve you well no matter how you use it, one of your best options is the Makita 18-Volt LXT Lithium-Ion Brushless Cordless 4-1/2 in/5-in Cut-Off/Angle Grinder. This mid-priced tool is powered by a battery (which is sold separately, unfortunately), meaning you won't be limited by a power cord, yet it still delivers big in terms of power and speed.

This angle grinder weights just 5.6 pounds and can be used for grinding, cutting, and sanding various materials, such as tile, concrete, pipes, and more. What's cool is it features automatic speed change technology, which adjusts the speed and torque during operation for optimized performance, no matter what you're working on. Additionally, the tool’s brushless motor is electronically controlled to prolong battery life, lasting up to 50 percent longer per charge.

This high-quality tool is well balanced and lightweight, yet delivers impressive power that's perfect for tackling just about any job.

Best Budget: Metabo 4-1/2-Inch Angle Grinder with 5 Abrasive Wheels

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You could easily spend a couple hundred dollars on a high-end angle grinder and all of its attachments, but if you're just starting out with this tool, you may be better off with a budget options such as the Metabo (formerly Hitachi) G12SR4 6.2-Amp 4-1/2-Inch Angle Grinder.

This powerful angle grinder comes with five abrasive discs, as well as a storage case. The tool is compact and lightweight at just 4 pounds, which is great for control and versatility. Its unique side handle makes it comfortable for both right- and left-hand users, and it delivers impressive overload durability, increasing its reliability and lifespan. You can use this angle grinder on various metals, such as steel, bronze and aluminum, as well as slate, brick, and more.

Best Cordless: Dewalt Lithium Ion 4-1/2” grinder

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Cordless angle grinders are often beneficial, as they’re more portable and versatile since you’re not restricted by a power cord. For a high-end cordless angle grinder, you can't go wrong with the DEWALT 20-Volt MAX Lithium-Ion Cordless 4-1/2 in. Grinder. This is a lightweight, versatile, and powerful angle grinder that you can use for a variety of applications.

The downside of this product is that the batteries and chargers are sold separately, but you definitely won't be disappointed with a performance of this cordless tool. This grinder is perfect for a wide range of applications, including construction, maintenance, and even automotive work. It features a quick-change wheel release that allows you to switch disc without any tools, and the 8,000-rpm motor provides all the power you need for cutting and grinding a variety of materials.

Best Variable Speed: Bosch Corded Variable Speed Angle Grinder

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Most angle grinders operate at just one speed, but if you're looking for a more versatile tool, you may want a variable speed angle grinder such as this one from Bosch. The Bosch 11-Amp 5-Inch Corded Variable Speed Angle Grinder is a highly-rated product that can operate between 2,800 and 11,500 rpm, making it suitable for a variety of applications. You'[ll find the variable speed is very helpful when working both around the house and in professional settings.

This tool also has a variety of other features that give it more power and more control than other options. For instance, it features a two-position vibration-control handle for your comfort, as well as directed airflow that blows dust away from vital components in order to extend the life of the tool. Additionally, it has up to two more amps of power than previous generations.

Best for Welding: Metabo W9-115 8.5 Amp 10,500 RPM Angle Grinder

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Angle grinders are commonly used for welding applications, as they can smooth down rough metal surfaces with ease. If you're looking for a tool to help with welding projects, you may want to consider the Metabo W9-115 8.5-Amp 10,500 RPM Angle Grinder.

This powerful grinder has 50 percent more torque, letting you make quick work of metal surfaces, as well as 20 percent higher overload capacity. It features a smaller, ergonomically designed body that allows you to grip it comfortably, and it’s designed to optimize airflow for extended operation. All-in-all, when it comes to welding, this tool holds up better than many comparable products and the torque is unbeatable.

Best for Concrete: DEWALT Angle Grinder Tool

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With the right disc attachment, angle grinders are even powerful enough to cut through concrete. If you're looking for a tool to help you grind down or slice through this tough material, you may want to opt for the DEWALT DWE402 4-1/2-Inch 11-Amp Paddle Switch Angle Grinder.

This tool excels in terms of power to size ratio, delivering 11,000 rpm, yet only weighing around 6 pounds. It has a two-position side handle for a comfortable grip, and its dust-ejection system helps to ensure particles do not enter the tool and compromise its lifespan.

This is the grinder to choose if you want to make quick work of concrete surfaces, grind down floors, or cut through sidewalks with ease. Plus, it’s surprisingly affordable.

Best for Wood Carving: King Arthur's Tools 10005 MERLIN2 110-115V VS Angle Grinder Universal Carving Set

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Many woodworkers use angle grinders to sand down their creations, but you shouldn't use a standard grinder for this type of application. Instead, it's best to get a tool specially designed for use on wood, such as the King Arthur's Tools 1-Amp 2-Inch Corded Mini Angle Grinder Merlin 2 Carving Set.

While more expensive than some other options, this set comes with everything you need to create intricate details and smooth finishes on wood surfaces. The mini angle grinder uses just one amp of power, saving you energy, and the kit comes with six accessories, including course, medium, and fine sanding discs. Additionally, the grinder has a high-capacity fan and air vents that allow it to stay cool and be used for longer woodworking sessions.