Full Review ⭐ Ingersoll W9491: Rand Impact Wrench 1" for Heavy Work, Heavy Duty Impact Wrench with Short Anvil, Cordless Impact Wrench, Impact Drill Wrench, Power Tools, 20 V

The Ingersoll Rand W9491 is a powerful, heavy-duty cordless impact wrench designed for automotive and industrial use. Ingersoll Rand is a leading brand in power tools, known for their high performance and durability. This model is part of their 20V line, which offers impressive torque in a compact, lightweight package.

The W9491 is built with professionals in mind who need maximum torque for lug nuts, bolts, and other stubborn fasteners. With 1100 ft-lbs of nut-busting torque and 1000 ft-lbs of fastening torque, this tool can handle even the most demanding jobs. It's ideal for mechanics working on trucks, tractors, heavy equipment, and other large machinery. The short anvil head allows access in tight spaces.

While optimized for professional use, DIYers and auto enthusiasts will also appreciate the rugged power of the W9491 when working on pickup trucks, muscle cars, and equipment around the home garage. The brushless motor provides sustained torque without overheating while the ergonomic grip reduces fatigue during extended use. This model offers the perfect blend of power, performance and portability.

Specifications

The Ingersoll Rand W9491 is an impact wrench with impressive power and capabilities. Some key specifications include:

• Motor Type: Brushless motor provides maximum power, runtime and durability. Generates up to 1100 ft-lbs of nut-busting torque.

• Anvil Size and Shape: Features a 1-inch square friction ring anvil made of hardened alloy steel for durability. Short and slim profile allows access in tight spaces.

• Weight: Weighs only 7.5 lbs for comfortable prolonged use. Well-balanced design reduces user fatigue.

• Battery Type and Voltage: Powered by a 20V MAX Lithium Ion battery for long runtime.

• Speed and Torque Settings: Delivers 0-1900 RPM with variable speed trigger control. Provides precise control for specific applications. Has an adjustable torque dial with settings from 150-1100 ft-lbs.

The powerful brushless motor, slim 1-inch anvil, lightweight design and variable speed/torque controls make this impact wrench well-suited for heavy fastening applications. The 20V battery platform offers the versatility to use other tools in the Ingersoll Rand line.

In addition to the W9491, Ingersoll Rand offers other high-quality impact wrenches like the Ingersoll 36QMAX Air Impact Wrench. This 1/2 inch ultra compact and lightweight impact wrench delivers up to 600 ft-lbs of maximum torque while generating only 86 dBA of noise. The 36QMAX features a feather-touch trigger that gives precise control over power and speed. It utilizes a twin-hammer impact mechanism to provide increased torque in forward and reverse. The 36QMAX weighs only 3.95 lbs but packs impressive power in a small, maneuverable package. It's designed for comfort and control during extended use. With versatile 20V MAX batteries, this cordless impact wrench gives users portability and convenience on the job site.

Between the 36QMAX and W9491, Ingersoll Rand offers impact wrenches suitable for a wide range of heavy fastening tasks. Both feature rugged, high-performance motors to deliver substantial torque. They have adjustable speed/torque settings for versatility across applications. Despite their power, these tools maintain lightweight, ergonomic designs to reduce fatigue. With advanced battery technology, users gain flexibility and mobility without sacrificing performance. Ingersoll Rand's impact wrenches enable users to drive fasteners quickly and efficiently even in tight spaces.

Design and Ergonomics

The Ingersoll Rand W9491 features a compact and ergonomic design for improved grip, handling, and maneuverability. At only 7.5 inches long and weighing just 3.6 pounds, this impact wrench is designed to reduce user fatigue during extended use.

Despite its light weight, the impact wrench feels very solid and sturdy thanks to its durable composite housing. The overmolded rubber grip provides excellent control and comfort, even when wearing gloves or working in oily conditions. Users mention the tool feels well-balanced in hand.

The short profile anvil measures 2.13 inches, allowing the wrench to fit into tight spaces. This short and slim design improves the maneuverability in confined areas. Reviewers have successfully used this wrench for automotive repair jobs where space is limited, like removing bolts on brake calipers or suspension components.

The streamlined shape and light weight also make this wrench easy to handle overhead or in awkward positions. Users mention having an easy time accessing hard-to-reach bolts thanks to the compact size. Despite the small footprint, the tool still delivers impressive torque and power.

The Ingersoll Rand W9491 is designed for one-handed operation, with an easy to reach throttle lever and reverse button within close reach of the grip. This allows the user to hold and control the wrench in one hand while positioning it with the other. The throttle has a "feather-touch" control so users can finely adjust the speed and torque as needed for each application.

The impact mechanism utilizes a twin hammer system that delivers up to 300 ft-lbs of maximum torque. This high torque output allows the wrench to break even stubborn fasteners loose. An adjustable power regulator lets users dial in the precise amount of power for the task at hand, preventing overtightening or damage.

For even more stubborn bolts, consider the Ingersoll 2130XP Air Impact Wrench. This heavy duty 1/2" impact wrench delivers an incredible 816 Nm of max reverse torque. The 2130XP features a durable titanium hammer case and steel alloy hammer pins designed for longevity. With 1100 blows per minute, it can break free even corroded or over-tightened fasteners.

At only 7.4 lbs, the 2130XP maintains excellent balance and ergonomics. The oversized rocker throttle provides great control over the tool's output speed and power. For tight spots, the 2.5 inch anvil length allows access where other impacts can't reach. Backed by a 1-year warranty, the Ingersoll Rand 2130XP combines extreme power with reliability.

Performance and Power

The Ingersoll Rand W9491 1-inch impact wrench delivers impressive power and performance for heavy duty tasks. Its brushless motor provides up to 1200 ft-lbs of maximum torque and 950 ft-lbs of nut-busting torque, making it suitable for lug nuts, bolts, and other stubborn fasteners.

The wrench has four power settings that allow you to adjust the torque and impacts per minute as needed. On the highest setting, it delivers a blazing 2,400 impacts per minute to make quick work of jobs. Even on the lowest setting, it still provides a decent 1,600 impacts per minute.

Despite the high power output, the W9491 maintains control and precision thanks to a feather-touch trigger that provides smooth ramp-up. This allows you to start off slow and gradually increase power, preventing damage to fasteners or the work surface.

When it comes to runtime, the 4.0Ah battery gives decent capacity for cordless convenience. It can deliver up to 265 impacts per charge on a high capacity battery. While not best in class, it provides reasonable runtime for an impact wrench of this size and power. The battery also recharges in around 30-40 minutes.

Overall, the performance and power of the Ingersoll Rand W9491 make it a highly capable impact wrench ready to tackle demanding automotive and industrial jobs where high torque, speed, and impacts per minute are needed. Its adjustable power settings and smooth trigger add control and finesse to match the brute strength.

Battery Life

The Ingersoll Rand W9491 impact wrench comes with a 20V MAX lithium ion battery that provides impressive runtime and performance. The battery uses premium lithium ion cells to deliver maximum power, runtime, and durability.

Some key battery specs:

• Battery type: 20V MAX Lithium Ion
• Battery capacity: 4.0Ah
• Charge time: Around 60 minutes with the included rapid charger
• Runtime: Up to 2 hours of continuous runtime per charge
• Cells: High quality Samsung lithium ion cells for long life

In real world use, the 4Ah battery can deliver around 50-100 lug nuts removed per charge, depending on the application. For an automotive technician, this is enough runtime to get through most jobs before needing to recharge.

The battery charges in around an hour with the included rapid charger. This quick recharge time minimizes downtime between jobs. For all day use, having 1-2 spare batteries on hand is recommended.

The W9491 is part of the 20V MAX system, so it can share batteries and chargers with other tools in the line. This makes it easy to stock up on batteries and chargers. Overall, the battery life is suitable for professional use while also keeping charging and battery management simple.

Features

The Ingersoll Rand W9491 impact wrench comes loaded with useful features that make it a versatile and powerful tool.

• LED Light: This impact wrench has an integrated LED light right above the anvil. The LED light illuminates the work area, allowing you to see bolts and nuts even in dimly lit spaces. It's a handy feature that improves visibility and makes using the tool easier.

• Variable Speed Trigger: The trigger provides precise control over speed and power. You can feather the trigger for slower speeds and more control during delicate tasks. Or squeeze it all the way for maximum torque when breaking loose stubborn bolts. The variable speed trigger gives you flexibility.

• Anvil Size and Shape: It has a 1-inch square drive anvil made from hardened steel. This allows use of a wide range of 1-inch drive sockets. The anvil has a friction ring that firmly holds sockets in place while in use. Plus, the short profile anvil improves access in tight spaces.

• Handle Design: The handle has thick rubber overmolding for comfort and control. The shape fits nicely in your palm to reduce fatigue during extended use. And the grippy texture provides a secure hold even with greasy or wet hands. The handle is optimized for stability and comfort.

Accessories

The Ingersoll Rand W9491 impact wrench comes with a few handy accessories right out of the box. Here's what's included:

• 20V 4.0Ah lithium ion battery - Provides long runtime and fast charging.

• Charger - Charges the included 20V battery. Charging time is around 30-60 minutes.

• Carrying case - Sturdy case to store and transport the impact wrench and accessories.

Additional batteries and chargers can be purchased separately for convenience. Having multiple batteries will allow you to use one while the other charges. The W9491 is compatible with all Ingersoll Rand 20V max lithium ion batteries.

Replacement accessories like anvils, chuck keys, grease and more are also available from Ingersoll Rand or many online retailers.

Pros

The Ingersoll Rand W9491 impact wrench has several notable pros that make it a great choice for professionals and DIYers alike:

High Torque

This impact wrench delivers an impressive 780 ft-lbs of maximum torque, allowing it to handle even the most stubborn bolts and lug nuts with ease. The powerful motor provides more than enough oomph for automotive work, construction projects, and heavy equipment maintenance. You'll have all the torque needed to get the job done quickly.

Durable and Rugged

Ingersoll Rand built this tool to withstand the rigors of daily use by professionals. It has an all-metal gearbox and hammer mechanism that will stand up to heavy workloads without failing. The rugged composite housing also resists damage from drops, bumps, and other job site hazards. This is an impact wrench built for longevity even with continuous tough use.

Decent Runtime

Considering its high power output, the battery runtime is quite good. You can expect around 150-200 bolts removed or tightened per full battery charge. While not best in class, that's enough for most users to complete several tasks before needing to recharge. The runtime is sufficient for most automotive and construction jobs.

Good Value

Given its pro-level power and performance, this Ingersoll Rand model provides excellent value for money. It costs significantly less than comparable impact wrenches from other major brands. You get premium capabilities without the usual premium price tag. For those seeking serious torque without breaking the bank, it's easy to see why this impact wrench is so popular.

Cons

While the Ingersoll Rand W9491 is a powerful and durable impact wrench, it does have some drawbacks to consider:

Heavy and Large - This is a fairly heavy duty tool, weighing in at over 7 lbs with the battery. The large size makes it less convenient for tight spaces. The weight requires more strength and stamina to operate for extended periods.

Noisy - As expected with most impact wrenches, it produces high noise levels up to 85 dB. Hearing protection is highly recommended for prolonged use. The noise could be disruptive if using in residential settings.

Short Anvil - The anvil length is just 1.38", which is on the shorter side. This makes it harder to reach and remove nuts and bolts in cramped engine compartments or tight spots. A longer anvil would provide more versatility and accessibility.

So while the W9491 delivers outstanding torque and runtime, the size, noise and short anvil reduce its convenience for some users and applications. Consider your usage needs to determine if these downsides are significant for your purposes.

Conclusion

The Ingersoll Rand W9491-1 is a powerful and durable 1-inch impact wrench designed for heavy-duty use. Its impressive specs and robust build make it well-suited for automotive and industrial applications where high torque and fast nut busting are needed.

Final Verdict on Quality and Performance

The overall quality and performance of the W9491-1 is excellent. It delivers up to 1200 ft-lbs of max torque, providing more than enough power for lug nuts, suspension bolts, and other stubborn fasteners. The impact mechanism generates concentrated power in short bursts, allowing efficient and effective tightening and loosening. The all-metal gearbox and hammer mechanism are built to withstand prolonged heavy use without overheating or wearing out prematurely.

Recommendation on Suitable Users

With its industrial-grade power and quality, this impact wrench is best suited for professional automotive technicians, fleet maintenance, manufacturing, construction, mining, oil and gas operations, and any other settings requiring a high-torque tool. Home DIYers and hobbyists may find it to be overkill for their needs. It's designed for people who need to work efficiently on heavy machinery and equipment day in and day out.

Overall Value Proposition

At around £400 USD, the Ingersoll Rand W9491-1 offers tremendous value by delivering extreme power, proven reliability and convenient cordless operation at a cost far below comparable air-powered models. For professionals who will utilize its capabilities fully, it's an excellent investment that should deliver years of productivity. Casual users may not need this level of performance. But for heavy-duty tasks, the W9491-1 is hard to beat in terms of power, durability and value.