This Ingersoll Rand air impact wrench was introduced over 25 years ago and has been continuously refined. It offers the sheer power and performance to tackle tough jobs with ease. Drive (in.): 1/2, Average Air Consumption (CFM): 4.2, CFM at Load: 22, Speed - No Load (RPM): 8,000, Blows Per Minute (BPM): 1,200, Max. Torque (ft.-lbs.): 425, Working Torque (ft.-lb.): 25 - 230, Inlet Size (in.): 1/4, Min. Hose Size (in.): 3/8, Hammer Mechanism: Twin, Standard Bolt Capacity (in.): 9/16, Variable Speed: Yes Regulator allows variable power in one direction, full power in the opposite direction Automatic lubrication for hammer and drive systems

Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C Questions

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Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C

Northern Tool

$139.99

Code 116677: Free $25 Gift Card on Orders of $250 ends 12/23/09

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Product Reviews

Last update: Nov 19, 2008

Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C Reviews

Displaying 1 - 5 of 6 Reviews

Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C Review

Great starter impact

★★★★★

5.0

"I am a mechanic of over 30yrs. Ingersoll has been the only impact I have bought. The 231 Was the first and it lasted for 10 years with minor repair. " Gaskets and replaceing the vains. I would not ever buy any thing that was not an ingersoll rand. I only up grade when I need more power. "

Bottom Line Yes, I would recommend this to a friend

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Jan 21 2008

starfleetengineer

Indiana

Reviewed at:

Northern Tool

Price: $139.99

Code 116677: Free $25 Gift Card on Orders of $250

Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C Review

A+

★★★★★

5.0

"By far the greatest investment in my money. Has worked great in any project big to small. When the guys in my shop can't get bolts off with their cheap guns, they always borrow my IR!! Works with ease sinking lug nuts in seconds! "

Bottom Line Yes, I would recommend this to a friend

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Aug 13 2008

krys

Casper, WY

Reviewed at:

Northern Tool

Price: $139.99

Code 116677: Free $25 Gift Card on Orders of $250

Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C Review

Just what I expected

★★★★★

5.0

"I purchaced this one having used an older model and it excedes my expectations.

Iv'e used it on my 3/4 Ford removing front wheel and brake parts.

I don't use it often, only five or six times a year but it has worked great so far. "

Bottom Line Yes, I would recommend this to a friend

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Apr 14 2008

BCD321

Portland, Oregon

Reviewed at:

Northern Tool

Price: $139.99

Code 116677: Free $25 Gift Card on Orders of $250

Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C Review

Awesome!

★★★★★

5.0

"These are great! I use them daily at work without flaw or failure. I would definately recommend one of these to anyone looking to buy an Impact wrench. These Impacts are great for the price. Satisfied, hands down. "

Bottom Line Yes, I would recommend this to a friend

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Nov 19 2008

Steve40065

Shelbyville, Ky

Reviewed at:

Northern Tool

Price: $139.99

Code 116677: Free $25 Gift Card on Orders of $250

Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C Review

Best your money can buy

★★★★★

5.0

"Awesome Impact wrench, I've owned cheaper ones in the past and this is the last one I'll ever have to buy. Does everything I ask it to do and more. "

Bottom Line Yes, I would recommend this to a friend

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Jan 24 2008

darrelm13

Garden City, MI

Reviewed at:

Northern Tool

Price: $139.99

Code 116677: Free $25 Gift Card on Orders of $250

Displaying 1 - 5 of 6 Reviews

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Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C

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Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C

Ingersoll-Rand Air Impact Wrench 1/2in. Drive, 8000 RPM, 1200 BPM, 425ft.-Lbs. Torque, Model# 231C