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

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Our Top Picks

#1

Winner

Milwaukee M18 FUEL 3/8" Compact Impact Wrench with Friction Ring - No Charger, No Battery, Bare Tool Only

The Milwaukee M18 FUEL 3/8" Compact Impact Wrench with Friction Ring is a bare tool, meaning it does not come with a battery or charger. This tool is designed to be compact and lightweight, weighing only 2.79 pounds, making it easy to handle and reducing user fatigue. The torque capability is 20 foot-pounds, which should suffice for most light to medium-duty applications but might be insufficient for heavier tasks.

Users should be aware that they need to have or purchase an M18 battery separately, as it is not included with the tool. The product’s speed and performance are positively regarded. The ergonomics of the tool are well-regarded, as it is designed to fit comfortably in hand, which helps in prolonged use.

Durability is another strong point, with the tool being made from sturdy plastic and having a powder-coated finish for added protection. However, the lack of included battery and charger adds to the cost, which might be a consideration for those looking for a more budget-friendly option. Additionally, the tool’s compact size might limit its performance in more demanding, heavy-duty applications.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Torque
It's powerful for a 3/8 and its stubby design allows access to places where air impacts can't reach.
Weight
Impressively lightweight and ergonomic, making it easy to handle for prolonged use.
Ergonomics
Impressively lightweight and ergonomic, making it easy to handle for prolonged use.
Additional Features
Compact and effective, it's ideal for passenger cars and handles most maintenance tasks effortlessly.
#2

DEWALT ATOMIC 20V MAX* 3/8 in. Cordless Impact Wrench with Hog Ring Anvil (Tool Only) (DCF923B)

The DEWALT ATOMIC 20V MAX* 3/8 in. Cordless Impact Wrench is a solid choice for anyone needing a reliable tool for various fastening tasks. With a maximum torque of up to 300 ft-lbs, it delivers strong performance, making it suitable for both light and heavy-duty applications. One standout feature is its four-speed settings, allowing you to control the speed precisely, which can be particularly useful in preventing overtightening of fasteners. Additionally, the precision wrench control enhances user safety and versatility in different jobs.

Its compact design weighs just 2.76 pounds, making it easy to handle and minimizing fatigue during extended use. The hog ring anvil is a practical feature that enables quick socket changes, adding to its user-friendly design. The inclusion of an LED light with brightness control is also a great bonus, especially when working in dimly lit areas.

This impact wrench is a fantastic option for homeowners and DIY enthusiasts who need a versatile and lightweight tool. However, professionals seeking a more rugged and complete set might want to explore other options.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Torque
Surprisingly powerful for a 3/8" drive, though better control over lower torque levels would be appreciated.
Battery Life
Battery life exceeds expectations, allowing for extended use without frequent recharging.
Weight
Compact and lightweight, making it ideal for users with less strength or those needing to work in confined areas.
Ergonomics
Quieter and more controllable than traditional air impact wrenches, making it easier to use in tight spaces.
Additional Features
More responsive and powerful compared to other brands, with great light and compact design.
#3

MILWAUKEE'S Mid-Torque Impact Wrench,3/8",Cordless

The Milwaukee Mid-Torque Impact Wrench is a solid choice for those seeking a powerful and reliable cordless tool. With a torque output of 600 foot-pounds, it is capable of handling a range of fastening tasks, making it a versatile addition to any toolkit. The 18-volt lithium-ion battery ensures a robust power source, though it is important to note that batteries are not included with the unit, which could be a drawback for some users.

At 3.4 pounds, it is relatively lightweight, which can help reduce user fatigue during extended use. The fixed square head style and polished finish contribute to its durable and sturdy design, ensuring longevity and resilience in various working conditions. Ergonomically, the wrench is designed for ease of use, and its 10-inch length provides a comfortable grip and better maneuverability.

Despite its strengths, the lack of included batteries may be inconvenient, and potential buyers should consider the additional expense. The wrench's performance is highly rated, with an impressive 4.7 out of 5 stars from 1,499 customer reviews, reflecting its popularity and reliability. To sum up, the Milwaukee Mid-Torque Impact Wrench is well-suited for users looking for a dependable and efficient tool, though they should be prepared to invest in compatible batteries separately.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Torque
This 3/8” version boasts impressive power, comparable to the 1/2 mid torque impact, making it versatile for various tasks.
Speed
The upgraded speed select feature and improved lighting make this tool exceptionally user-friendly.
Weight
The tool's lightweight design helps reduce user fatigue during extended use.
Durability
Despite concerns about the warranty, the tool's performance and build quality are highly impressive.
Additional Features
The upgraded speed select feature and improved lighting make this tool exceptionally user-friendly.

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.

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