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10 Best Dewalt Half Inch Impact Wrench 2025 in the United States

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Our Top Picks

#1

Winner

DEWALT 20V MAX Cordless Impact Wrench, 1/2 Impact Gun, High Torque with Hog Ring Anvil, Tool Only (DCF900B)

Rating
10.0
Chosen by1,461
Torque
Speed (RPM)
Power Source

Most important from
2145 reviews

Torque
The breakaway torque is amazing, easily breaking rusty exhausts free and taking off axle nuts with minimal effort.
Speed (RPM)
The variable speed trigger works flawlessly, offering precise control during use.
Power Source
Under prolonged heavy use, the high power and vibrations can wear down batteries quickly.
Weight
While it's heavy, the solid grip ensures comfort and control, especially when using gloves.
Ergonomics
While it's heavy, the solid grip ensures comfort and control, especially when using gloves.
Durability
This thing packs a punch and heft, effortlessly unscrewing even the toughest bolts with its impressive power.

The DEWALT 20V MAX Cordless Impact Wrench (DCF900B) offers impressive torque capabilities, making it a strong contender for heavy-duty fastening applications. With a max fastening torque of 1030 ft-lbs and a breakaway torque of 1400 ft-lbs, this tool is capable of handling tough jobs with ease. The 4-mode speed settings and variable speed trigger provide excellent user control, while the Precision Wrench control helps prevent overtightening and fastener run-off, enhancing precision and efficiency.

The inclusion of an on-tool LED work light is a thoughtful addition for illuminating dark workspaces, improving visibility and safety during use. The BATTERYGUARD feature aids in reducing wear and tear on the battery, although it's important to note that the battery is sold separately, which might be a drawback for some users. Weighing in at 7 pounds, the tool is relatively heavy, which might impact prolonged use and ergonomics for some users.

However, its sturdy plastic construction and DEWALT's reputation for durability suggest it can withstand regular use. With a 3-year limited warranty, a 1-year free service contract, and a 90-day money-back guarantee, DEWALT provides robust after-purchase support. This impact wrench is well-suited for professionals or serious DIYers looking for a powerful and reliable tool, but the need to purchase a separate battery should be considered.

Rating
10.0
Chosen by1,461
Torque
Speed (RPM)
Power Source

Most important from
2145 reviews

Torque
The breakaway torque is amazing, easily breaking rusty exhausts free and taking off axle nuts with minimal effort.
Speed (RPM)
The variable speed trigger works flawlessly, offering precise control during use.
Power Source
Under prolonged heavy use, the high power and vibrations can wear down batteries quickly.
Weight
While it's heavy, the solid grip ensures comfort and control, especially when using gloves.
Ergonomics
While it's heavy, the solid grip ensures comfort and control, especially when using gloves.
Durability
This thing packs a punch and heft, effortlessly unscrewing even the toughest bolts with its impressive power.
#2

DEWALT 20V MAX XR 1/2 Inch Cordless Impact Wrench Kit with Hog Ring Anvil, Battery and Charger Included (DCF961GP1)

Rating
9.7
Torque
Durability
Power Source

Most important from
827 reviews

Torque
Delivers impressive torque and battery life, making it a powerful and efficient tool for various fastening tasks.
Durability
Offers excellent control and durability, combining strength with precision to handle demanding jobs confidently.
Power Source
Cordless design frees users from hoses, enhancing portability and convenience without sacrificing power.
Ergonomics
Strikes a solid balance between size and sturdiness, fitting into tighter spaces without feeling flimsy.
Weight
Weight is noticeable but justified by the robust performance and build quality.

The DEWALT 20V MAX XR 1/2 Inch Cordless Impact Wrench stands out with its impressive max torque of 1200 ft-lbs for fastening and up to 1750 ft-lbs for breakaway, making it a strong choice for heavy-duty jobs like automotive repair or construction. It offers three-speed settings plus a precision mode to help avoid overtightening, which adds control for users who want accuracy alongside power. Being cordless and powered by a 20V MAX lithium-ion battery, it provides good portability and decent runtime with the included oil-resistant 5.0 Ah battery.

At 12 pounds, it is on the heavier side, which might be noticeable during extended use, but the design aims to balance durability with a comfortable grip. Its metal build suggests solid durability for demanding work environments. The kit comes with a charger and a bag, making it convenient for storage and transport.

This impact wrench is well suited for professionals or serious DIYers who need a powerful, reliable tool that can handle high-torque applications without being tethered by a cord. The weight and size may be less ideal for light tasks or users seeking a very lightweight option, but the robust performance compensates well for heavy usage.

Rating
9.7
Torque
Durability
Power Source

Most important from
827 reviews

Torque
Delivers impressive torque and battery life, making it a powerful and efficient tool for various fastening tasks.
Durability
Offers excellent control and durability, combining strength with precision to handle demanding jobs confidently.
Power Source
Cordless design frees users from hoses, enhancing portability and convenience without sacrificing power.
Ergonomics
Strikes a solid balance between size and sturdiness, fitting into tighter spaces without feeling flimsy.
Weight
Weight is noticeable but justified by the robust performance and build quality.
#3

DEWALT 20V MAX Cordless Impact Wrench with Hog Ring Anvil, Brushless High Torque 1/2 Impact Gun, 4-Mode Speed, Includes Battery, Charger and Kit Bag (DCF900P1)

Rating
9.4
Torque
Speed (RPM)
Power Source

Most important from
2303 reviews

Torque
Effortlessly performs even with stubbornly tight lug nuts, making automotive repairs a breeze.
Speed (RPM)
The powerful torque and variable speed trigger offer excellent control and precision.
Power Source
Battery life lasts impressively long, allowing completion of tasks without needing a recharge.
Weight
Appropriate weight for heavy-duty tasks, though not lightweight.
Ergonomics
Compact and ergonomic design reduces fatigue during prolonged use.
Durability
Durable and solidly built, epitomizing DEWALT's renowned quality.

The DEWALT 20V MAX Cordless Impact Wrench Kit is a solid choice for anyone in need of a powerful and versatile tool for fastening applications. With an impressive 1030 ft-lbs. of max fastening torque and 1400 ft-lbs. of max breakaway torque, it handles tough jobs with ease, making it particularly well-suited for automotive and heavy-duty tasks. The four-speed settings give users control over the torque and speed, which is beneficial for various applications, reducing the risk of overtightening fasteners.

Another highlight is its ergonomic design, which, coupled with its weight of 11 pounds, provides a good balance for extended use without excessive fatigue. The built-in LED work light is a fantastic addition, allowing users to see their work even in darker conditions, enhancing usability.

The weight may be on the heavier side for some users, especially if you plan on using it for prolonged periods or in tight spaces. Additionally, while the battery guard is a nice feature to reduce wear and tear, the battery is sold separately, which could add to your expenses if you don't already own a compatible one.

Rating
9.4
Torque
Speed (RPM)
Power Source

Most important from
2303 reviews

Torque
Effortlessly performs even with stubbornly tight lug nuts, making automotive repairs a breeze.
Speed (RPM)
The powerful torque and variable speed trigger offer excellent control and precision.
Power Source
Battery life lasts impressively long, allowing completion of tasks without needing a recharge.
Weight
Appropriate weight for heavy-duty tasks, though not lightweight.
Ergonomics
Compact and ergonomic design reduces fatigue during prolonged use.
Durability
Durable and solidly built, epitomizing DEWALT's renowned quality.

Buying Guide for the Best Dewalt Half Inch Impact Wrench

Choosing the right half-inch impact wrench can make a significant difference in your work efficiency and ease. Whether you're a professional mechanic, a DIY enthusiast, or someone who occasionally needs to tackle tough bolts, understanding the key specifications of an impact wrench will help you make an informed decision. Here are the main specs to consider and how to choose the best fit for your needs.
TorqueTorque is the amount of rotational force the impact wrench can apply. It's crucial because it determines the tool's ability to loosen or tighten bolts and nuts. Torque is measured in foot-pounds (ft-lbs). For light tasks, such as automotive work, 100-200 ft-lbs might be sufficient. For more demanding jobs, like heavy machinery or construction, you might need 300-600 ft-lbs or more. Choose a torque level based on the toughest job you expect to handle.
Speed (RPM)Speed, measured in revolutions per minute (RPM), indicates how fast the wrench can rotate. Higher speeds can make quick work of fastening or loosening bolts. For general use, a speed range of 1,000-2,000 RPM is common. If you need to work quickly on multiple fasteners, look for higher RPMs. However, for precision tasks, a lower speed might be more appropriate to avoid over-tightening.
Impacts Per Minute (IPM)Impacts per minute (IPM) measures how many times the hammer mechanism strikes the anvil per minute. This is important for breaking loose stubborn bolts. Higher IPM means more frequent impacts, which can be beneficial for tough jobs. For general use, an IPM of 2,000-3,000 is typical. If you often deal with rusted or over-torqued bolts, a higher IPM can be advantageous.
Power SourceImpact wrenches can be powered by electricity (corded or cordless) or air (pneumatic). Cordless models offer portability and convenience, ideal for on-the-go tasks, but require battery management. Corded models provide consistent power without the need for recharging but limit mobility. Pneumatic wrenches are powerful and often used in professional settings but require an air compressor. Choose based on your work environment and mobility needs.
WeightThe weight of the impact wrench affects how long you can comfortably use it. Lighter models (3-5 pounds) are easier to handle and reduce fatigue, making them suitable for extended use or overhead work. Heavier models (6-10 pounds) might offer more power but can be tiring to use for long periods. Consider the duration and type of tasks you'll be performing to find a balance between power and comfort.
ErgonomicsErgonomics refers to the design of the tool and how comfortable it is to use. Features like a comfortable grip, balanced weight distribution, and vibration reduction can make a big difference in user comfort and efficiency. If you plan to use the wrench frequently or for long periods, prioritize models with good ergonomic design to reduce strain and improve control.
DurabilityDurability is about how well the impact wrench can withstand regular use and tough conditions. Look for models with robust construction, high-quality materials, and good reviews on longevity. If you work in harsh environments or use the tool frequently, investing in a durable model will save you money and hassle in the long run.

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