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Pneumatic Impact Wrench DSS – Premium Power: 1/2 Inch

Pneumatic Impact Wrench DSS – Premium Power: 1/2 Inch

SKU#: 57143010

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Wurth Pneumatic Impact Wrenches provide excellent performance, comfort and value.  It is the ideal tool for handling even the toughest nuts and bolts with efficiency. The gun’s strong, fiberglass - reinforced plastic housing is designed to last!  Available in ½ inch or ¾ inch, square drive.


  • Excellent power-to-weight ratio
    -  1/2” – up to maximum 1321 Nm releasing torque at a weight of 1.98 kg
  • Durable, double hammer impact mechanism and balanced cylinder with a 6-disc motor
  • User-friendly, adjustable power settings are ideal for any application. Convenient, one-handed, forward and reverse rotation control
  • Exceptional handling with a slip-resistant, ergonomic, comfort -grip handle and the finger trigger provides great control. Low sound level with an integrated silencer
  • Swivel air inlet helps to prevent air hose from twisting or kinking


  • When an impact gun is operated on a regular basis (for example: tire maintenance) a little oil should be added through the air inlet and approximately 2 strokes of gear grease should be added monthly via the grease nipple
  • Plug-in nipple not included
  • This is not a torque wrench. Connections requiring a specific torque must be checked with a torque-measuring device after tightening with this impact gun
  • Always use personal protective equipment when operating this machine

Technical Information:

Type: DSS Pneumatic Impact Wrench

Square Drive: 1/2 Inch

Maximum Working Torque: 835 Nm

Maximum Releasing Torque: 1321 Nm

Vibration: 7.78 m/s²

Operating Pressure (maximum): 6.3 Bar (90 psi)

Maximum Size Bolt: M16

Connection Thread: 1/4" BSPT

Sound Pressure Level: 80.6 dB

Power Settings: 4-Step

Minimum Hose Inner Diameter: 10 mm (3/8")

Air Consumption: 139 l/min

Dimensions (length x width x height): 7-1/4" (184mm) x 2-2/3" (66 mm) x 7" (180 mm)

Gun Weight: 1.98 kg (4.4 lbs.)

Warranty: Limited warranty. View details.