The knob on each side of the impact is to adjust the torque in forward and reverse.
Ingersoll Rand Air Impact Wrench, 1/2in. Drive, 4.2 CFM, 590 Ft./Lbs. Torque, Model# 231HA

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- Max Torque: 590 ft.-lbs. of max. torque. Pressure feed lubrication system.
- Durability: This impact wrench is tough enough to handle harsh environments, repeated drops and run-ins with any number of chemicals.
- Variable Power: Variable power control in forward and reverse.
- Handle Exhaust: Handle exhaust directs air away from the user.
- Comfort: Comfortable handle contour.
Prop 65 Warning: See Details
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Description
Key Specs
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Q & A
Warranty
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Product Summary
What's Included
- (1) Bare Tool
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Features + Benefits
- Max Torque: 590 ft.-lbs. of max. torque. Pressure feed lubrication system.
- Durability: This impact wrench is tough enough to handle harsh environments, repeated drops and run-ins with any number of chemicals.
- Variable Power: Variable power control in forward and reverse.
- Handle Exhaust: Handle exhaust directs air away from the user.
- Comfort: Comfortable handle contour.
Key Specs
| Attribute | Specification |
|---|---|
item# | 158339 |
Brand | Ingersoll Rand |
Manufacturer's Warranty | 1 year limited warranty |
Ship Weight | 6.5 LB |
Drive Size | 1/2 in |
Max. RPM | 8,000 |
Impacts Per Minute | 1,150 |
Max. Reverse Torque | 600 ft-lbs. |
Max. Forward Torque | 550 ft-lbs. |
Min. Working Torque | 40 ft-lbs. |
Max. Working Torque | 600 ft-lbs. |
Air Consumption | 4.2 cfm |
| Attribute | Specification |
|---|---|
CFM at Load | 22 |
Nut Busting Torque | 600 ft-lbs. |
Max. PSI | 90 |
Air Inlet Size | 1/4 in |
Hammer Mechanism | Yes |
Min. Hose Size | 3/8 in |
Reversible | Yes |
Bolt Capacity | 0.56 in |
Noise Level | 94 dB |
Tool Length | 7.3 in |
Product Weight | 5.8000 lb |
Dimensions L x W x H (in.) | 7.3 x 2.75 x 7.9 in |
Reviews
Questions & Answers
Questions
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· 5 years ago
What is the button are knob on the back,of the impact
1 answer-
ProductExpert11· 5 years ago
Helpful?
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· 15 years ago
do you have a urathane cover for part #158339-1006
1 answer-
ProductExpert5· 15 years ago
Currently, we do not have a urethane cover for this Ingersoll Rand air impact wrench.
Helpful?
-
Warranty
Manufacturer's Warranty
1 year limited warranty
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Specifications
1/2 in
3/8 in
3/4 in
1 in
8,000
9,000
5,200
6,000
1,150
2,100
-
750
600 ft-lbs.
-
-
-
550 ft-lbs.
-
-
-
40 ft-lbs.
45 ft-lbs.
300 ft-lbs.
150 ft-lbs.
600 ft-lbs.
160 ft-lbs.
1,400 ft-lbs.
1,000 ft-lbs.
4.2 cfm
3.5 cfm
-
10 cfm
22
19
60
55
600 ft-lbs.
-
-
-
90
-
-
-
1/4 in
1/4 in
-
1/2 in
Yes
Yes
-
-
3/8 in
3/8 in
1/2 in
1/2 in
Yes
Yes
-
Yes
0.56 in
-
-
1.25 in
94 dB
96.6 dB
-
109.1 dB
7.3 in
13.125 in
-
18.5 in
5.8000 lb
-
-
-
7.3 x 2.75 x 7.9 in
-
-
-
-
Yes
-
Yes



