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The DEWALT 20V MAX Angle Grinder (DCG413B) is a solid choice for those looking for a powerful and versatile tool for grinding tasks. Its brushless motor enhances efficiency and eliminates the need for brush changes, making maintenance easier. The grinder operates at a maximum speed of 3450 RPM, ideal for various grinding applications, and its lightweight design (3.75 pounds) makes it easy to handle during extended use.
One of the standout features is its safety mechanisms. The electronic brake stops the wheel quickly, which can prevent accidents and injuries. Additionally, the kickback brake and E-Switch protection further enhance safety by minimizing unexpected starts and stops. This is particularly beneficial for DIYers and professionals alike who prioritize safety while working.
However, there are some considerations to keep in mind. As a tool-only option, it does not come with a battery or charger, which means users will need to purchase these separately if they don't already have them. This could be an added cost for those just starting their tool collection. Furthermore, while the grinder is powerful, its 4-1/2 inch disc size may be limiting for more extensive projects requiring larger discs.
The DEWALT 20V MAX* XR Brushless Cordless Grinder is a strong contender in the angle grinder category, offering a battery-powered operation that provides the convenience of cordless use. This grinder features a robust brushless motor delivering up to 1,640 MWO and a no-load speed of 9,000 RPM. The variable speed functionality is a big advantage as it allows users to adjust the wheel speed to suit different materials, ensuring optimal performance across a range of tasks.
The disc size flexibility between 4-1/2 inches and 5 inches also adds to its versatility for various cutting and grinding jobs. Weighing in at 4.92 pounds, the grinder is relatively lightweight and ergonomically designed, making it easier to handle and reducing user fatigue during extended use. The anti-rotation system, which shuts down the tool if excessive rotational motion is detected, is an important safety feature that enhances user safety.
Additionally, the tool is compatible with the TOOL CONNECT system for asset management, although the chip is sold separately. One potential drawback is that the grinder is sold as a tool only, so users will need to purchase batteries and chargers independently if they don’t already own compatible DEWALT products. Furthermore, the wireless tool control system for pairing with a dust extractor requires additional purchases, which might be a downside for some users. This grinder is well-suited for professionals and serious DIY enthusiasts looking for a powerful, versatile, and safe cordless grinder.
The DEWALT FLEXVOLT 60V MAX Angle Grinder (DCG418X2) is a strong cordless option, delivering power comparable to a 13 Amp corded grinder with a no-load speed of 9,000 RPM. It uses two included 60V lithium-ion batteries, providing good run time and freedom from cords, which is excellent for working on various sites. The grinder supports both 4-1/2-inch and 6-inch discs, making it versatile for cutting or grinding tasks.
Weighing about 16 pounds, it's somewhat heavier than smaller grinders, so prolonged use might feel tiring, but its design includes a side handle for better control and comfort. One of the standout features is its safety system: the Kickback Brake quickly stops the wheel if it senses a pinch or bind-up, reducing the chance of injury. The Anti-Rotation E-CLUTCH also shuts off the motor immediately during such events, adding another layer of protection.
This tool fits well for professionals or serious DIYers who need cordless power with advanced safety features. It might be less suitable for casual users looking for a lightweight grinder due to its weight. The kit comes complete with batteries, charger, and guards, offering good value and readiness right out of the box. The DEWALT FLEXVOLT grinder balances strong motor performance and smart safety mechanisms, making it a solid pick if you want a powerful, cordless grinder with reliable stopping power. Its heavier weight is the main trade-off to consider if you plan long work sessions.
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