
The Benchmark Impact Wrench is a power tool that delivers superior performance and durability. It is designed to make tough fastening jobs easier and faster. The impact wrench comes in two variants: pneumatic and lithium-ion cordless. The pneumatic variant delivers up to 740 ft. lb. of torque and has a lightweight, composite body to reduce user strain. The lithium-ion cordless variant is designed to produce 380 ft. lbs. of breakaway torque and comes with a high-performance motor. Benchmark Impact Wrenches are ideal for DIYers and professionals looking for a cost-effective, powerful, and durable tool for their projects.
What You'll Learn
Benchmark 20V Max 1/2 Lithium-ion Cordless Impact Wrench Kit
The Benchmark 20V Max 1/2" Lithium-ion Cordless Impact Wrench Kit is a powerful and durable tool designed for superior performance. It is engineered to deliver 380 ft. lbs. of breakaway torque, making it easy to remove lug nuts and head bolts. The brushless motor is designed to be used with Benchmark Omega 20V(TM) batteries, resulting in higher efficiency and durability.
The 20V Max lithium-ion battery offers an excellent energy-to-weight ratio and is designed for minimal memory loss and slower loss of charge when not in use. The battery features an easy front button release and a lighted power level indicator for convenient monitoring of the charge status.
This impact wrench provides two variable speed settings to match the power to the task at hand: 0 - 2,200 RPM (no load) and 0 - 2,700 RPM (no load). Additionally, it offers two variable impact speeds: 0 - 2,600 BPM and 0 - 3,000 BPM. The all-metal gear construction ensures heavy-duty performance and durability, while the ergonomic handle with a rubberized overmould provides added comfort during use.
The Benchmark 20V Max 1/2" Lithium-ion Cordless Impact Wrench Kit comes with a cordless impact wrench, one 4Ah battery, a 2.4 Amp charger, and a blow mould case. It is compatible with all Benchmark cordless products featuring the Benchmark Omega 20V(TM) logo. A 5-year limited warranty is provided for the tool, along with a 3-year limited warranty for the charger and battery.
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Benchmark 1/2 Pneumatic Impact Wrench
The Benchmark 1/2" Pneumatic Impact Wrench is a powerful and lightweight tool that delivers up to 740 ft. lb. of torque to help you tackle tough fastening jobs with ease. Its ergonomic composite design not only makes it highly durable but also ensures reduced wrist strain and fatigue during operation.
This air impact wrench is designed with user convenience and safety in mind. It features a through-handle exhaust system that keeps debris away from the operator, ensuring a clear working environment. The impact wrench also offers both forward and reverse options, providing versatility for various fastening and loosening tasks.
The Benchmark 1/2" Pneumatic Impact Wrench has an air inlet size of 1/4" NPT and operates at a working pressure of 90 PSI. It consumes an average of 3.7 CFM of air at this pressure. To achieve optimal performance, it is recommended to use it with a 3/8" hose. The maximum speed of the wrench is an impressive 7,500 RPM, ensuring quick and efficient fastening.
In addition to its impressive performance, the Benchmark 1/2" Pneumatic Impact Wrench also comes with a 5-year limited warranty, providing peace of mind for your investment. Regular oiling is critical to maintaining the tool's performance and ensuring the warranty remains valid. The package includes the impact wrench, a T25 torx key, oil, and a 1/4" NPT connector, providing you with everything you need to get started right out of the box.
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Benchmark 1/2 Nut Bust Impact Wrench
The Benchmark 1/2 Nut Bust Impact Wrench is a heavy-duty, corded impact wrench that delivers 480 ft lbs of nut-busting torque to power off the most stubborn fasteners. It has a powerful 8.5 Amp motor for increased power and endurance. The 1/2" square drive with hog ring socket retention keeps impact sockets and adaptors in place.
The wrench features a cast aluminium gear head for increased durability and an impact-resistant rubber overmould. It has a heavy-duty, forward/reverse rocker switch and variable speed through a rocker switch of 0-2,600 RPM (no load) for maximum control in every application. The impact speed is 0-2,700 IPM.
The wrench has a tough ball-bearing construction for a higher level of performance and a rubberised overmould grip for comfortable extended use. The extra-long, 25' SJ rubberised power cord provides the best flexibility and increased access, enabling easier access to all 4 wheels of your vehicle with no need for extension cords.
The Benchmark 1/2 Nut Bust Impact Wrench comes with replaceable carbon brushes for easy maintenance and longer motor life. It includes a 1/2" impact wrench and heavy-duty plastic case, and is covered by a 5-year limited warranty.
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Battery-powered vs Pneumatic Impact Wrenches
When choosing between a battery-powered and a pneumatic impact wrench, there are several factors to consider, including the nature of the task, the work environment, and the frequency of use.
Battery-powered impact wrenches offer several advantages in terms of portability and convenience. They are ideal for quick jobs and light-duty automotive work, especially in tight spaces or remote locations without power sources. Battery-powered wrenches are generally lighter and more compact, making them easier to manoeuvre. They also eliminate the need for air hoses, providing greater freedom of movement. Additionally, battery-powered wrenches have lower upfront costs, making them a more cost-effective option.
However, one of the limitations of battery-powered wrenches is their battery life. The power consistency of these tools can decrease as the battery drains, and they require regular charging and maintenance. This can impact their usability, especially for extended use. Moreover, battery-powered wrenches may have shorter lifespans due to battery degradation over time.
On the other hand, pneumatic impact wrenches provide superior power and torque, making them suitable for heavy-duty tasks in industrial and construction settings. They can deliver higher maximum torque and offer consistent power as long as the air pressure is maintained. Pneumatic wrenches are ideal for automotive assembly and repair, heavy machinery maintenance, and construction projects.
While pneumatic wrenches require a compressor setup, which reduces mobility, they excel in sustained high-torque applications. They are also likely to last longer with proper maintenance. However, pneumatic wrenches tend to have higher initial investment costs due to compressor expenses. Additionally, they may be less manoeuvrable because of the compressor connections.
In summary, the choice between a battery-powered and a pneumatic impact wrench depends on the specific needs and requirements of the user. If you prioritise portability, convenience, and cost-effectiveness, a battery-powered wrench would be a suitable option. On the other hand, if you require superior power and torque for heavy-duty tasks, a pneumatic wrench would be the better choice.
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Impact Wrenches for Suspension Bolts
When it comes to suspension bolts, you'll want to make sure you have an impact wrench that delivers enough power to get the job done. While a basic impact wrench may be sufficient for smaller tasks, suspension bolts often require more torque to loosen or tighten effectively.
The required amount of torque will depend on the specific application and the condition of the bolts. If you're dealing with rusted or frozen suspension bolts, you'll need a wrench with higher torque output. It's recommended to have at least 500 ft-lbs of torque for suspension work, and often even more if the bolts are particularly stubborn.
For example, the Benchmark 1/2" Pneumatic Impact Wrench delivers up to 740 ft-lbs of torque, making it suitable for tough fastening jobs. On the other hand, the Benchmark 20V Max 1/2" Lithium-ion Cordless Impact Wrench offers 380 ft-lbs of torque, which may be adequate for some suspension work but might struggle with more challenging bolts.
If you're looking for a cost-effective option specifically for suspension bolts, consider the Ryobi P262 or the Harbor Freight Bauer High Torque impact wrenches. These tools offer a good balance between power and price, making them suitable for occasional DIY projects. Additionally, corded impact wrenches with higher torque outputs can be a more affordable option than battery-powered wrenches.
For more heavy-duty applications or extremely tight bolts, you may need to consider investing in a higher-end impact wrench. Options like the Milwaukee M18 Fuel 1/2-Inch Impact Wrench or the Ingersoll Rand 1/2-Inch High-Torque 20V Impact Wrench offer significantly higher torque outputs, ensuring you can tackle even the most stubborn suspension bolts. These wrenches are designed for major jobs and industrial applications, providing the necessary power and durability.
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Frequently asked questions
The maximum torque of the wrench depends on the model. The 20V Max 1/2" Lithium-ion Cordless Impact Wrench offers a maximum torque of 380 ft. lbs., while the 1/2" Pneumatic Impact Wrench can deliver up to 740 ft. lb. of torque. The 1/2" Nut-Busting Impact Wrench provides a hefty 480 ft. lbs. of nut-busting torque.
The Benchmark Impact Wrench offers variable speed settings to match the power to the task at hand. For example, the 20V Max 1/2" Lithium-ion model has two speed settings: 0 - 2,200 RPM (no load) and 0 - 2,700 RPM (no load).
The brushless motor is engineered for use with Benchmark Omega 20V batteries, providing higher efficiency and durability. It also offers one of the best energy-to-weight ratios, with no memory loss and a slower loss of battery charge when not in use.
The ergonomic, lightweight composite design helps to reduce wrist strain and fatigue during use, making it more comfortable for extended periods.
The kit includes the 1/2" impact wrench and a heavy-duty plastic case. It also features an extra-long, 25' tough rubberized cord, eliminating the need for extension cords.