We Use CookiesWe use cookies to enhance the security, performance, functionality and for analytical and promotional activities. By continuing to browse this site you are agreeing to our privacy policy

10 Best Cordless 3 8 Impact Wrench 2025 in the United States

How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

headphones-stars

Our Top Picks

#1

Winner

DEWALT 20V MAX Impact Wrench, Cordless 2-Tool Combo Kit, 1/2-Inch Mid-Range and 3/8-inch Compact with 5ah Battery and Charger (DCK205P1)

Rating
10.0
Chosen by1,473
Weight

Most important from
989 reviews

Weight
Light, easy to use, and great power saved my arm from all that ratcheting.

The DEWALT 20V MAX Impact Wrench Combo Kit is a robust choice for both DIY enthusiasts and professionals looking for powerful cordless tools. It includes two impact wrenches: the DCF894 (1/2-inch) and the DCF890 (3/8-inch), making it versatile for various tasks. One of the standout features is the impressive torque: the DCF894 offers up to 330 ft-lbs of max fastening torque and 600 ft-lbs of breakaway torque. This means it can easily handle tough jobs, making it an excellent option for automotive work or heavy-duty applications.

In terms of weight, the DCF894 is relatively lightweight at just 3.48 lbs, which is great for maneuverability, especially in tight spaces. The compact design of the DCF890, weighing only 2 lbs and measuring 5.5 inches in head length, enhances its usability.

Battery life is another strong point, as it comes with a 5Ah lithium-ion battery, which can power both tools effectively, allowing for extended working periods before needing a recharge. The inclusion of an 8 Amp fast charger further reduces downtime. The build quality is solid, but as with any power tool, it’s essential to handle it with care to maintain its durability over time. This combo kit offers a great combination of power, convenience, and user-friendly design, making it an excellent investment for those who need reliable cordless impact wrenches.

Rating
10.0
Chosen by1,473
Weight

Most important from
989 reviews

Weight
Light, easy to use, and great power saved my arm from all that ratcheting.
#2

Milwaukee 2 PC M18 FUEL Auto Kit - 1/2" Impact Wrench and 3/8" Impact Wrench

Rating
9.7
Torque
Durability
Additional Features

Most important from
1200 reviews

Torque
Perfect for removing semi lug nuts without any problem.
Durability
Lots of power, good quality, and a good price.
Additional Features
Milwaukee is a favorite for its great power and ease of use on anything.

The Milwaukee 2 PC M18 FUEL Auto Kit features a 1/2" and a 3/8" impact wrench, making it a versatile choice for both professional mechanics and DIY enthusiasts. With an impressive torque of 1000 foot-pounds, it provides significant power for loosening even the toughest bolts. The inclusion of two lithium-ion batteries ensures you have ample battery life for extended use, which is ideal for long working sessions. At 6.61 pounds, the impact wrenches strike a good balance between portability and durability, allowing you to work comfortably without excessive strain. The ergonomic design enhances grip, making it easier to handle during prolonged tasks.

However, there are a few drawbacks to consider. While the torque rating is excellent, some users might find the weight slightly cumbersome for overhead or intricate tasks, especially those who require maximum mobility. Additionally, the batteries are not included in the package, which could lead to extra costs if you don't already own compatible batteries.

This impact wrench kit is best suited for individuals who need reliable power tools for automotive work, home repairs, or professional projects. If you're looking for a strong cordless impact wrench that performs well in demanding situations and can handle various tasks, this Milwaukee kit is worth considering. Just keep in mind the additional cost of batteries if you don’t have them already, and the weight may be a factor for some users.

Rating
9.7
Torque
Durability
Additional Features

Most important from
1200 reviews

Torque
Perfect for removing semi lug nuts without any problem.
Durability
Lots of power, good quality, and a good price.
Additional Features
Milwaukee is a favorite for its great power and ease of use on anything.
#3

Right Angle Impact Wrench - Milwaukee - 2564-20

Rating
9.1
Torque
Speed
Ergonomics

Most important from
786 reviews

Torque
An impressive amount of power from an M12 battery to break bolts free.
Speed
This tool has been a huge help in getting brake jobs done quickly.
Ergonomics
Great tool for fitting into some spaces to get larger bolts undone, like engine mounts and alternators.
Additional Features
Milwaukee always delivers powerful and excellent performance!

The Milwaukee 2564-20 Right Angle Impact Wrench is a solid choice for those who need a compact, powerful tool for working in tight spaces. Its right-angle design and lightweight build make it highly maneuverable, weighing only 2.83 lbs, which helps reduce user fatigue during extended use. The 220 ft-lbs of torque ensure efficient power for heavy-duty tasks, making it suitable for automotive and construction applications.

Running on Milwaukee's M12 FUEL Lithium-Ion battery system, it offers the convenience of cordless operation, although the battery and charger are sold separately, which could be an added expense for new users. Durability is another strong point, with the wrench made from hardened steel to withstand tough job conditions. Ergonomically, the design allows for easy handling, but the longer length (14.5 inches) might be a bit unwieldy in very confined spaces.

The Milwaukee 2564-20 is a durable, powerful, and user-friendly tool, particularly beneficial for professionals needing reliable performance in compact areas.

Rating
9.1
Torque
Speed
Ergonomics

Most important from
786 reviews

Torque
An impressive amount of power from an M12 battery to break bolts free.
Speed
This tool has been a huge help in getting brake jobs done quickly.
Ergonomics
Great tool for fitting into some spaces to get larger bolts undone, like engine mounts and alternators.
Additional Features
Milwaukee always delivers powerful and excellent performance!

Buying Guide for the Best Cordless 3 8 Impact Wrench

Choosing the right cordless 3/8 impact wrench can make a significant difference in your work efficiency and ease of use. This tool is essential for tasks that require high torque and mobility, such as automotive repairs, construction, and heavy equipment maintenance. When selecting the best cordless 3/8 impact wrench for your needs, consider the following key specifications to ensure you get a tool that matches your requirements and preferences.
TorqueTorque is the amount of rotational force the impact wrench can apply. This is crucial because it determines the tool's ability to loosen or tighten bolts and nuts. Torque is usually measured in foot-pounds (ft-lbs). For light to medium tasks, a torque range of 100-200 ft-lbs is sufficient. For more demanding jobs, look for a wrench with 200-300 ft-lbs or more. Consider the type of work you'll be doing most often to choose the right torque level.
Battery LifeBattery life indicates how long the tool can operate on a single charge. This is important for uninterrupted work, especially in remote locations without easy access to power. Battery life is influenced by the battery's ampere-hour (Ah) rating. A higher Ah rating means longer battery life. For occasional use, a 2.0-3.0 Ah battery may suffice. For more frequent or intensive use, consider a 4.0 Ah or higher battery. Match the battery life to your work duration needs.
SpeedSpeed, measured in revolutions per minute (RPM), affects how quickly the impact wrench can complete a task. Higher speeds allow for faster work but may reduce control. Most impact wrenches offer variable speed settings, allowing you to adjust the speed based on the task. For general use, a speed range of 0-2,000 RPM is common. If you need more precision, look for models with multiple speed settings. Choose a speed range that aligns with the type of work you do.
WeightWeight is a key factor in user comfort and tool maneuverability. A lighter tool reduces fatigue during extended use and is easier to handle in tight spaces. Cordless impact wrenches typically weigh between 3 to 6 pounds. For prolonged use or overhead work, opt for a lighter model. If you need more power and can handle the extra weight, a heavier model might be suitable. Consider your physical strength and the nature of your tasks when choosing the weight.
ErgonomicsErgonomics refers to the design of the tool and how comfortable it is to use. Good ergonomics can reduce strain and increase productivity. Look for features like a comfortable grip, balanced weight distribution, and easy-to-reach controls. Some models also offer anti-vibration technology to reduce hand fatigue. Test the tool if possible to ensure it feels comfortable in your hand. Choose a model that fits well with your hand size and work habits.
DurabilityDurability is about how well the tool can withstand regular use and harsh conditions. A durable impact wrench will have a robust build, often with metal components and a sturdy casing. Look for features like impact-resistant housing and sealed switches to protect against dust and moisture. Consider the environments in which you'll be using the tool. If you work in tough conditions, prioritize durability to ensure a long-lasting tool.
Additional FeaturesAdditional features can enhance the functionality and convenience of the impact wrench. These may include LED lights for better visibility in dark areas, brushless motors for increased efficiency and longevity, and quick-change chucks for faster bit changes. Think about the specific needs of your tasks and which features would be most beneficial. Choose a model with features that will make your work easier and more efficient.

FAQ

Most Popular Categories Right Now