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Silver D-handle pneumatic impact wrench with 1-inch square drive and bottom exhaust port

Chicago Pneumatic

Chicago Pneumatic CP7782 1" D-Handle Air Impact Wrench 1920 ft-lb

SKU CH-TBGX-VAG90

Air-powered 1-inch impact wrench delivers 1920 ft-lb breakaway torque with three speed settings at 5200 RPM

  • MaterialHAWA
  • Delivers 1920 ft-lb breakaway torque for heavy-duty loosening
  • 1475 ft-lb fastening torque handles large bolt tightening
  • 5200 RPM free speed accelerates job completion
  • Three speed settings adapt power to the task
  • 5 ft-lb/lb power-to-weight ratio maximises efficiency

One-inch drive impact wrench for heavy-duty bolting

The Chicago Pneumatic CP7782 is a 1" square-drive air impact wrench built for general-duty industrial and automotive work. It delivers a breakaway torque of 1,920 ft-lb and a fastening torque of 1,475 ft-lb to handle large fasteners up to 1 in capacity. The D-handle layout gives the operator a firm grip and good leverage when applying high torque. Three forward speed settings and free speed of 5,200 RPM let the user match speed to the job.

Air supply requirements shape daily operation

The tool runs on 90 psi compressed air and consumes 41 cfm, so the shop compressor and piping must sustain that flow continuously. A minimum 1/2 in hose and a 1/2 in NPT inlet are specified to avoid pressure drop at the gun. Exhaust exits through the bottom handle, directing air away from the workpiece and the operator’s hands. At 111 dB the impact sound level calls for hearing protection during extended use.

Steel construction and power-to-weight focus

The housing uses HAWA material for durability in rough environments while keeping the power-to-weight ratio at 86.5 ft-lb per pound. A 1/2 in NPT inlet threads directly onto standard industrial couplers without adapters. Bottom exhaust reduces the chance of blowing debris across the work area. The 500 impacts per minute rate provides steady hammering for stubborn bolts. Users needing higher duty cycles or lower noise may need a different class of tool.

Highlights

  • Delivers 1920 ft-lb breakaway torque for heavy-duty loosening
  • 1475 ft-lb fastening torque handles large bolt tightening
  • 5200 RPM free speed accelerates job completion
  • Three speed settings adapt power to the task
  • 5 ft-lb/lb power-to-weight ratio maximises efficiency

Specifications

BrandCHICAGO PNEUMATIC
MaterialHAWA

Questions about this item

How often should I lubricate the air motor and check the 1/2 in NPT inlet on the CP7782?

Add a few drops of pneumatic tool oil into the 1/2 in NPT inlet before each shift; drain the compressor tank daily to keep moisture from reaching the motor.

Will the 111 dB impact sound level or the 41 cfm air consumption become the limiting factor during continuous heavy use?

The 41 cfm demand at 90 psi usually limits run time first; most shop compressors cannot sustain that flow, so the tool starves before noise becomes the constraint.

How much heat does the CP7782 generate when run all day at 5,200 RPM free speed?

Bottom exhaust vents discharge heat directly; the housing stays warm but not extreme — keep the 1/2 in hose clear and allow cool-down pauses every 20 minutes.

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