10 Best Cordless 3 8 Impact Wrench 2026 in the United States

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.

The Ingersoll Rand W5133P-K22 cordless 3/8" impact wrench offers impressive power with up to 550 ft-lbs of torque, which is strong enough for many automotive and mechanical jobs like loosening stubborn bolts. It is lightweight at around 3.8 pounds, making it easier to handle for extended periods without tiring your hands. The brushless motor helps with efficiency and longer tool life, while the all-metal drivetrain adds durability. Battery-wise, it comes with two 20V lithium-ion batteries, providing decent runtime and quick swaps so you don’t lose much work time.

The tool’s compact 6.5-inch length and ergonomic pistol grip allow it to reach tight spaces comfortably. One standout feature is the adjustable power modes—four settings let you control torque precisely to avoid overtightening or needing multiple tools. It also has a 360-degree LED light ring with dimmable brightness, helping you see your work clearly in dark or confined areas.

While it is powerful and robust, the wrench is priced at a higher level compared to simpler models, which might be more than casual users need. Some users may find the tool less suitable for very heavy industrial tasks that require even more torque. The included kit with two batteries and a charger is convenient, and this impact wrench is best suited for technicians and serious DIYers who want a reliable, versatile, and easy-to-control cordless tool for a variety of jobs, especially those often working in tight spaces.

The DEWALT DCF913B 20V MAX 3/8 in. Cordless Impact Wrench is a compact and versatile tool designed for a range of fastening tasks. One of its standout features is its impressive torque, offering up to 250 ft-lbs of tightening torque and 400 ft-lbs of breakaway torque, making it powerful enough for most jobs. The compact size helps users access hard-to-reach spaces, which is a big plus for those working in tight spots. The hog ring anvil allows for quick and secure socket changes, enhancing efficiency on the job.

Additionally, the built-in LED ring helps illuminate dark work areas, improving visibility and precision in low-light conditions. Weighing in at only 2.3 pounds, it's lightweight and easy to handle, reducing user fatigue during prolonged use. Ergonomically, it is designed to be comfortable to use, although personal preference might vary.

On the downside, the product does not include batteries, which means an additional purchase is necessary if you don't already own compatible ones. The battery life, while dependent on the battery used, is generally good due to the efficient 20V Lithium-Ion technology. Durability is assured with its stainless steel construction, but as with any tool, proper use and maintenance are essential to ensure longevity. Customer reviews are highly positive, with a 4.7 out of 5-star rating from 978 ratings, indicating general satisfaction with performance and reliability. This tool is best suited for DIY enthusiasts, mechanics, and anyone who needs a reliable and powerful impact wrench for various fastening applications.