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Ingersoll Rand 3942B2Ti

Ingersoll Rand Distributor South Africa

1" Square Drive Titanium Impactool

The 3900 Series is the newest generation of 1" and 1.1/2" Impactools from Ingersoll Rand. They are a revolutionary design giving a leap forward in available power and durability.


The 3900 Series range offers tools in all configurations with the 1" and 1.1/2" square drive anvils. Three motor sizes are used to give performances that are way ahead of anything previously available - up to a massive 6779 Nm (5,000 ft-lb) of reverse torque. 7-vane motors power up to max speed quicker than ever before and enhanced happer mechanisms are proven to be the most durable in the business.

More Power

4407 Nm (3250 ft-lb) of maximum torque in reverse. High-performance motor package includes 7-vane rotor and bronze end plates.

More Durability

Titanium Hammer Case, increases strength, reduces weight, and provides exceptional corrosion resistance. TwinHammer mechanism is the strongest, most durable, longest-life mechanism in the industry.

Better Ergonomics

Ergonomic handle design and textured finish provide a secure, comfortable grip.

Specifications at 6.2 bar (90 PSI)

Part Number



Ordering Number


Drive Size (square)

1 inch

A version of this model is also available with the outside trigger — 3942A2Ti

Working Torque (Forward)

1000-1950 ft-lb / 1356-2644 Nm

Maximum Torque (Forward)

3000 ft-lb / 4068 Nm

Working Torque (Reverse)

1000-2100 ft-lb / 1356-2848 Nm

Maximum Torque (Reverse)

3250 ft-lb / 4407 Nm

Maximum Free Speed

5000 rpm

Impacts per minute


Air System

Air inlet (NPTF)

1/2 in

Air consumption at load

93 cfm / 44 l/s

Minimum Hose Size

3/4 in / 19mm

Noise & Vibrations

Impacting sound pressure / power

103.4 / 114.4 dB(A)

Vibration level / measurement uncertainty (ISO28927)

16.9 / 4.6 m/s²

Weight & Dimensions

Tool Weight

23.1 lb / 10.5 kg

Tool Dimensions (l x w x h)

362 x 118 x 210mm

Shipping Weight

25.3 lb / 11.5 kg

Shipping Dimensions (l x w x h)

580 x 250 x 170 mm


6 63023 08170 0


Assembled in the USA

Nothing contained on this page is intended to extend any warranty or representation, expressed or implied, regarding the products described herein. Any such warranties or other items or conditions of sale of products shall be in accordance with Ingersoll Rand's standard terms and conditions of sale for such products, which are available upon request. Designs and specifications are subject to change without notice or obligation.

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