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3900 Series Air Impact Wrench

With titanium hammercase, bronze end plates and torque up to 5,000 ft-lbs, the 3900 Series are the premier industrial grade impacts in the industry.

Bronze End-Plate:

  • Thanks to the bronze end-plate and a corrosion preventative treatment, this series is corrosion and wear resistant, which makes it great for outdoor conditions.

Durability:

  • With a titanium hammer case and metal housing, this tool can withstand even the harshest conditions.

Power:

  • The 3900 Series delivers a high torque output, making every job a breeze.

Variety:

  • With multiple anvil sizes available, you'll be able to find a tool that is right for your application.

Other Features:

  • Twin hammer mechanism ensure consistent power and balance
  • Reverse bias motor to help remove the most stubborn bolts
  • Pressure-fed mechanism lubrication ensures complete coverage throughout the tool
  • ½” NPT inlet
  • Optimized for general industrial use, MRO, rail, heavy machinery, and shipbuilding
  • Integral muffler
  • 1-year warranty

Model

Configuration

Actuation

Drive Size

Drive Type

Forward Torque (ft-lbs)

Forward Torque (Nm)

Max Reverse Torque (ft-lbs)

Max Reverse Torque (Nm)

Blows per minute

Free Speed (RPM)

Impacting Sound Level dB(A) -- ISO15744 (pressure/power)

Free Speed Sound Level dB(A) -- CAGI/ANSI S12.41 (pressure/power)

Vibration Level m/s2 (K)

Weight (lbs)

Weight (kg)

Length (in)

Length (mm)

Air Inlet

Min Hose Size (in)

Min Hose Size (mm)

Air Consumption @ Load (cfm)

Air Consumption @ Load (L/min)

Average Air Consumption (cfm)

Average Air Consumption (L/min)

PSI

Bar

3940A1Ti

D-Handle

Outside Trigger

No. 5

Spline, Thru-Hole

1650

2240

2500

3390

800

6000

100.6 / 111.6

103.4 / 114.4

13.1 (1.6)

21.2

9.6

13.5

343

1/2 in.

3/4

19

N/A

N/A

64

1812

90

6.2

3940A2Ti

D-Handle

Outside Trigger

1 in.

Square, Thru-Hole

1650

2240

2500

3390

800

6000

100.6 / 111.6

103.4 / 114.4

13.1 (1.6)

21.2

9.6

13.5

343

1/2 in.

3/4

19

N/A

N/A

64

1812

90

6.2

3940B1Ti

D-Handle

Inside Trigger

No. 5

Spline, Thru-Hole

1650

2240

2500

3390

800

6000

100.6 / 111.6

103.4 / 114.4

13.1 (1.6)

21.2

9.6

13.5

343

1/2 in.

3/4

19

N/A

N/A

64

1812

90

6.2

3940B2Ti

D-Handle

Inside Trigger

1 in.

Square, Thru-Hole

1650

2240

2500

3390

800

6000

100.6 / 111.6

103.4 / 114.4

13.1 (1.6)

21.2

9.6

13.5

343

1/2 in.

3/4

19

N/A

N/A

64

1812

90

6.2

3940P2Ti

Pistol

Trigger

1 in.

Square, Thru-Hole

1650

2240

2500

3390

800

5300

97.8 / 108.8

95.2 / 106.2

14.2 (2)

20.4

9.3

10.1

256

1/2 in.

3/4

19

N/A

N/A

64

1812

90

6.2

3942A1Ti

D-Handle

Outside Trigger

No. 5

Spline, Thru-Hole

1950

2644

3253

4406

850

5000

99.0 / 110.0

102.7 / 113.7

16.9 (4.6)

22.6

10.5

14.3

362

1/2 in.

3/4

19

N/A

N/A

95

2690

90

6.2

3942A2Ti

D-Handle

Outside Trigger

1 in.

Square, Thru-Hole

1950

2644

3251

4406

850

5000

99.0 / 110.0

102.7 / 113.7

16.9 (4.6)

22.6

10.5

14.3

362

1/2 in.

3/4

19

N/A

N/A

95

2690

90

6.2

3942B1Ti

D-Handle

Inside Trigger

No. 5

Spline, Thru-Hole

1950

2644

3252

4406

850

5000

99.0 / 110.0

102.7 / 113.7

16.9 (4.6)

22.6

10.5

14.3

362

1/2 in.

3/4

19

N/A

N/A

95

2690

90

6.2

3942B2Ti

D-Handle

Inside Trigger

1 in.

Square, Thru-Hole

1950

2644

3250

4406

850

5000

99.0 / 110.0

102.7 / 113.7

16.9 (4.6)

22.6

10.5

14.3

362

1/2 in.

3/4

19

N/A

N/A

95

2690

90

6.2

3955A2Ti

D-Handle

Outside Trigger

1-1/2 in.

Square, Thru-Hole

3900

5288

5000

6779

700

2750

101.2 / 112.2

101.5 / 112.5

20.8 (8.5)

34.6

15.7

16.5

419.1

1/2 in.

3/4

19

N/A

N/A

80

2266

90

6.2

3955B1Ti

D-Handle

Inside Trigger

No. 5

Spline, Thru-Hole

3900

5288

5000

6779

700

2750

101.2 / 112.2

101.5 / 112.5

20.8 (8.5)

34.6

15.7

16.5

419.1

1/2 in.

3/4

19

N/A

N/A

80

2266

90

6.2

3955B2Ti

D-Handle

Inside Trigger

1-1/2 in.

Square, Thru-Hole

3900

5288

5000

6779

700

2750

101.2 / 112.2

101.5 / 112.5

20.8 (8.5)

34.6

15.7

16.5

419.1

1/2 in.

3/4

19

N/A

N/A

80

2266

90

6.2