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Chicago Pneumatic Air Impact Wrench — 1/2in. Drive, Model# CP749
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Chicago Pneumatic Air Impact Wrench — 1/2in. Drive, Model# CP749

Item# 110419
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Only $239.99

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Manufacturer's Warranty: 12 months parts / 12 months labor

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Product Summary

Tackle the tough jobs with the power and speed of this true workhorse from Chicago Pneumatic. Patented spring hammer clutch provides smooth operation and extreme durability.

What's Included

  • (1) Air impact wrench

Features + Benefits

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  • Spring hammer oil bath clutch for ultimate power, less vibration
  • Comfortable elastomer grip
  • Differential regulator
  • One hand pushbutton forward/reverse power regulator
  • 4 positive power settings in forward
  • Ultimate power in reverse
  • Compact design
  • Contoured handle

Key Specs

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Item#110419
Ship Weight5.25 lbs
Drive (in.)1/2
Speed - No Load (RPM)6,400
Average Air Consumption (CFM)5.5
CFM at Load22
Working Torque (ft.-lb.)50–450
Max. Torque (ft.-lbs.)625
Max. Reverse Torque (ft.-lbs.)625
Variable SpeedYes
ReversibleYes
Standard Bolt Capacity (in.)5/8
Inlet Size (in.)1/4
Min. Hose Size (in.)3/8
Noise Level (dB)94
Tool Weight (lbs.)5.25
Tool Length (in.)7

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Extended Warranty

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Service Protection Plus

Manufacturer Warranty:
12 months parts / 12 months labor

Protect your purchase beyond the manufacturer's warranty
with Service Protection Plus!

DESCRIPTION (Click More Info for details) 1 Year Extension 2 Year Extension
Replacement Plan
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Replacement Plan with Accidental Damage
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Drive (in.)
1/2 1/2 1 3/4 1/2
Speed - No Load (RPM) 8,000 6,400 3,200 4,500 9,800
Average Air Consumption (CFM) 4 5.5 8.7 7.8 5
CFM at Load 4.5 22 8.7 7.8 -
Operating PSI 90–120 - 90 90–120 -
Working Torque (ft.-lb.) 200–900 50–450 2,300 200–1,200 50–550
Forward Torque (ft.-lbs.) - - 2,300 - 550
Max. Torque (ft.-lbs.) 1,295 625 2,300 1,400 780
Nut Busting Torque (ft.-lbs.) - - 2,300 - 1,100
Max. Reverse Torque (ft.-lbs.) - 625 2,300 - 780
Impacts Per Minute (IPM) 950 under load - 400 - 1,250
Hammer Mechanism Twin clutch - Pinless Twin -
Variable Speed
No Yes Yes Yes Yes
Reversible Yes Yes Yes Yes Yes
Standard Bolt Capacity (in.) - 5/8 1.72 - -
Inlet Size (in.) 1/4 1/4 1/2 1/4 1/4
Min. Hose Size (in.) 3/8 3/8 1/2 1/4 3/8
Noise Level (dB)
86 94 118 89 109
Tool Weight (lbs.) 4 1/2 5.25 37 12.28 3.95
Tool Length (in.) 8 1/4 7 24 8.93 7 3/8
Case Included No - Yes No -