10 Best Heavy Duty Impact Wrenches 2025 in the United States

The Milwaukee 2967-20 M18 FUEL™ 1/2" High Torque Impact Wrench is designed for heavy-duty applications, boasting impressive torque capabilities. Its brushless motor delivers up to 1,100 ft-lbs of fastening torque and 1,600 ft-lbs of nut-busting torque, making it suitable for demanding tasks. The ½” drive size is standard for most applications, ensuring compatibility with a wide range of sockets.

The power source is battery-operated, specifically an 18V system, which provides flexibility and portability without the need for a power cord. With a weight of 2.7 kilograms, it strikes a balance between being sturdy and manageable in terms of user fatigue during extended use. The wrench features AUTO SHUT-OFF control that applies no more than 50 ft-lbs of torque for hand-tightening to prevent overtightening, and the Bolt Removal Control in Mode 4 is particularly useful as it reduces RPMs once the bolt is loosened to prevent fastener drops, enhancing precision and safety.

However, it is a tool-only option, meaning batteries and chargers would need to be purchased separately, which could add to the cost. Additionally, while its metal construction promises durability, the weight might be a drawback for users who prefer lighter tools. Despite these points, this model from Milwaukee is a strong contender for those looking for a robust and versatile impact wrench for heavy-duty tasks.

The DEWALT 20V MAX Cordless Impact Wrench Kit is a powerful tool designed for heavy-duty applications. It offers impressive torque with a maximum of 1030 ft-lbs for fastening and 1400 ft-lbs for breakaway, making it suitable for demanding tasks. The 1/2-inch drive size is standard and versatile for various projects. Powered by a 20V Lithium-Ion battery, it offers cordless convenience, although the battery and charger are included, reducing the need for additional purchases.

The wrench features 4-mode speed settings and a variable speed trigger, allowing for better control and precision in different applications. Additionally, the precision wrench control helps prevent overtightening and fastener run-off, which can be very useful in delicate tasks. The built-in LED work light ensures visibility in dark workspaces, enhancing usability in different environments.

At 11 pounds, the wrench is on the heavier side, which might cause fatigue during prolonged use. However, this weight also contributes to its durability, given its construction from aluminum and alloy steel. Ergonomically, the battery guard design helps reduce wear and tear, thus extending the battery life. The tool comes with a 3-year limited warranty, 1-year free service contract, and a 90-day money-back guarantee, offering peace of mind to users. Despite its high performance, the weight and bulkiness might be a consideration for those requiring extended use or working in tight spaces.

The Milwaukee 2767-20 M18 FUEL High Torque 1/2" Impact Wrench is a robust tool ideal for heavy-duty tasks. One of its standout features is its high torque of 1000 foot-pounds, making it powerful enough to handle even the most stubborn bolts. The 1/2" drive size is standard for many heavy-duty applications, ensuring compatibility with a wide range of sockets.

This impact wrench is battery powered, which provides the convenience of portability and eliminates the need for cords; however, it's worth noting that the batteries are not included, so you'll need to purchase them separately. It has an ergonomic design with a rubber overmold material that enhances grip and comfort during prolonged use, although its weight of 6 pounds could be tiring for extended use.

The compact length of 9.65 inches makes it easier to handle in tight spaces. Additionally, the tool is durable, built to withstand tough job site conditions. This impact wrench is best suited for professionals and enthusiasts who require a powerful, reliable tool for heavy-duty tasks.