Ingersoll-Rand 3955B2TI


Air Impact Wrench, 1-1/2 In. Dr., 2750 rpm

3955B2TI 370545
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ItemAir Impact Wrench
Square Drive Size1-1/2"
Max. Bolt Capacity1-1/2"
Torque Range1600 to 3900 ft.-lb.
Max. Torque5000 ft.-lb.
Average CFM @ 15 Second Run Time15.0
CFM @ Full Load80.0
Free Speed2750 rpm
Retainer TypeThru Hole
Required Pressure90 psi
Air Inlet1/2" NPT
Min. Hose Size3/4"
Overall Length16-1/2"
Handle TypeD-Handle
Housing MaterialTitanium
Features(7) Vane Reverse Biased Motor, Variable Speed Lever Style Throttle, Twin Hammer Mechanism
Tool Weight34.6 lb.
Weight 38.130000


Air Impact Wrench, Industrial Duty, Standard Anvil, Square Drive Size 1-1/2 In., Max. Bolt Capacity 1-1/2 In., Torque Range 1600 to 3900 ft.-lb., Max. Torque 5000 ft.-lb., Average CFM @ 15 Second Run Time 15.0, CFM @ Full Load 80.0, Free Speed 2750 rpmThru Hole Retainer Type, D-Handle Style, Required Pressure 90 psi, Air Inlet 1/2 In. NPT, Min. Hose Size 3/4 In., Overall Length 16-1/2 In.Handle Type D-Handle, Titanium Housing Material, Tool Weight 34.6 lb.

  • Note: For impact sockets, go to .

Impact Wrenches
  • Light- and general-duty wrenches are best for automotive, basic maintenance, and light production applications. Light-Duty Kit 1XFG7 includes 10-pc. socket set and carrying case. 5ZR88 includes 10 sockets, 2-oz. in-line oiler, oil bath clutch, and carrying case. General-Duty Kit 1FYV1 includes 2Z747 impact wrench, 4-oz. bottle of air tool oil, quick coupler, male plug, 3" extension, carrying case, and 1/2", 9/16", 5/8", 3/4", and 7/8" sockets.
  • Max. psi: 90 Butterfly throttles on in-line units allow 1-handed forward and reverse control

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