Product Line

3/4" Air Impact Wrench

Model No.: 6600 3/4" Air Impact Wrench, Max. Torque: 1,000Ft-lbs. (1,355Nm), 6,500RPM

3/4" Air Impact Wrench (Standard / 6" Anvil), Max. Torque: 1,000Ft-lbs. (1,355Nm), 6,500RPM

Model No.: 6600 / 66006L


Designed for heavy duty applications in workshop
Ideal for vehicle tires and mechanical equipment work
Front Exhaust
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Catalog of Air Impact Wrench (1.2 MB)
Twin Hammer Clutch
Adjustable regulator with 3 forward power settings and one full power setting in reverse
The refined twin hammer clutch provides powerful and balanced performance
Steel hammer case protects the clutch in the toughest working area
Balanced weight design and ergonomic handle
Friction ring and through-hole socket retainers ensure socket security
6" extended anvil for reaching deep tires, other deep and hard-to-reach spots (Model No.: 66006L)

3/4" or 3/4" with Extended 6" Anvil Air Impact Wrench

Model No.

6600 / 66006L

Free Speed

6,500 RPM


Twin Hammer

Working Torque (5 Seconds)

  800Ft-lbs. (1,085 Nm) / 700Ft-lbs. (950 Nm) 

Maximum Torque (15 Seconds)

1,000Ft-lbs. (1,355 Nm) / 900Ft-lbs. (1,220 Nm)

Bolt Capacity

1-1/16" (27mm)

Average Air Consumption

6CFM [170.0 L/min]


236mm (9.3 in.) / 393mm (15.5 in.)

Net Weight

4.6kg [10.1 lbs.] / 6.2kg [13.7 lbs.]

Air Inlet


Air Pressure

90PSI [6.3 kg/cm²]

Packing Information
Model No.: 6600, Packing: 4PCS/CTN, N.W.: 18.5KG, G.W.: 20.7KG, CUFT: 1.24’
Model No.: 66006L, Packing: 4PCS/CTN, N.W.: 20.5KG, G.W.: 23.6KG, CUFT: 1.5’