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Chicago Pneumatic CP7729, 3/8" Air Impact Wrench

Original price £205.67 - Original price £205.67
Original price
£205.67
£205.67 - £205.67
Current price £205.67
  • Product Description
  • Technical Specification
  • Warranty Details
  • Product Number: 8941077290

    The Chicago Pneumatic CP7729 delivers the kind of raw, reliable power that serious mechanics and workshop professionals demand from a compact 3/8'' drive air impact wrench. Engineered for precision and performance, this cp impact wrench generates an impressive 407 Nm of maximum forward working torque and a commanding 563 Nm in reverse, making stubborn fasteners and seized bolts no match for its twin-hammer mechanism. With a blistering free speed of 9,400 RPM, the CP7729 keeps productivity high and downtime low across even the most demanding applications. Despite its muscular output, the Chicago Pneumatic CP7729 is designed with balance and ergonomics firmly in mind. Its compact 3/8'' square drive profile makes it an ideal air impact wrench for accessing tight engine bays, suspension components, and confined workshop spaces where larger tools simply cannot reach. The minimum working torque of 68 Nm in forward direction also ensures controlled fastening on more delicate assemblies, giving operators genuine versatility across a wide range of tasks. Built to the exacting standards that have made Chicago Pneumatic a benchmark name in pneumatic tooling, this chicago pneumatic impact wrench is a trusted choice for automotive technicians, tyre fitters, and general maintenance professionals seeking consistent, high-torque performance in a tool that punches well above its weight class day after day.Product Feature: Lightweight composite housing, twin hammer impact mechanism, and magnesium clutch housing for high durability Side-2-Side reverse / forward technology with 3 positive power settings to maximise operator comfort About MachineRefurb: MachineRefurb is an e-commerce platform specialising in replacement parts, spares and consumables for construction, agriculture and industrial machinery, serving customers across Ireland, the United Kingdom and Europe. We offer an extensive catalogue of over 200,000 products to keep your machines running. Standard delivery: 1-7 working days across Ireland, the UK and Europe.

    • Max working torque fwd: 407 Nm
    • Max torque reverse: 563 Nm
    • Min working torque fwd: 68 Nm
    • Torque limited: No
    • Air consumption at load: 9.4 l/s
    • Air inlet thread size (in): 1/4
    • Max dynamic air working pressure: 6.3 bar
    • Min hose diam (16 ft hose length): 0.38 in
    • Min hose diam (5 m hose length): 10 mm
    • Sound Power: 102 dB(A)
    • Sound Pressure: 91 dB(A)
    • Uncertainty vibration-K: 1.9 m/s²
    • Vibration (m/s²): 6.4
    • Vibration: 6.4 m/s²
    • Free Speed: 9400 rpm
    • Length (L): 163 mm
    • Power weight ratio: 450 Nm/kg
    • Side to Center: 26 mm
    • Weight: 1.25 kg
    • Blow per minute: 1700
    • Body: Composite
    • Clutch housing: Magnesium
    • Clutch lubrication type: Grease
    • Handle type: Pistol
    • Impact mechanism: Twin hammer
    • Output drive size (in): 3/8
    • Output drive type: Sq
    • Output retainer type: Friction ring
    • Starting system: Trigger
  • New Grade - 24 Months Warranty from purchase is available on this product.
Frequently Asked Questions

Q1- What is the maximum forward torque of CP7729?
ANS- The CP7729 delivers 407 Nm maximum forward torque and 563 Nm in reverse, operating at 6.3 bar working pressure.

Q2- What RPM does the CP7729 pneumatic impact wrench reach?
ANS- The CP7729 reaches 9400 rpm free speed with 9.4 l/s air consumption at 6.3 bar working pressure.

Q3- What are the dimensions and weight of the CP7729?
ANS- The CP7729 measures 163 mm in length, weighs 1.25 kg, and features a 3/8 drive, delivering up to 563 Nm maximum torque, at a free speed of 9400 rpm.

Q4- What are the noise and vibration levels of the CP7729?
ANS- Sound pressure is 91 dB(A) and vibration is rated 6.4 m/s² - use ear and vibration PPE accordingly.

Q5- What air inlet does the Chicago Pneumatic CP7729 use?
ANS- The CP7729 uses a 1/4" NPT air inlet at 6.3 bar maximum dynamic working pressure.

Q6- What is the CP7729 series designed for in industrial use?
ANS- The CP7729 is engineered for professional industrial use - suited for heavy automotive and MRO fastening work.

Q7- What is the body material of the Chicago Pneumatic CP7729?
ANS- The CP7729 features an aluminium alloy body with composite over-sleeve insulation for durability and reduced tool weight.

Q8- What hose size does the CP7729 require for correct operation?
ANS- The CP7729 requires a minimum 10mm (3/8") hose at 5m or 3/8" (16ft) for full performance at 6.3 bar working pressure.

Q9- What PPE is required when using the CP7729?
ANS- When using the CP7729: wear hearing protection (91 dB(A)), vibration gloves (rated 6.4 m/s²), and appropriate eye protection.

Q10- What air consumption does the Chicago Pneumatic CP7729 require?
ANS- The CP7729 consumes 9.4 l/s at load via 1/4" NPT inlet at 6.3 bar.

Q11- Are delivery charges included in the product price?
ANS- No, shipping fees are calculated at checkout based on your delivery location.

Q12- What is your return policy?
ANS- You may cancel your purchase within 14 days of delivery without providing a reason. To be eligible for a return, the item must be unused, in its original packaging and in a resellable condition. Proof of purchase is required.
Please note returns are not accepted for personalised or customised items, sealed goods that have been unsealed, or items that cannot be returned for hygiene reasons.
To arrange a return, contact us at customer@machinerefurb.com with your order number, reason for return and photos if applicable. Return postage is the customer's responsibility unless the item is defective, damaged or incorrect.

Q13- What is the delivery time?
ANS- Estimated delivery times are as follows:
* Ireland: 1-3 business days
* UK Mainland: 1-3 business days
* Northern Ireland: 3-7 business days
* European Union: 3-7 business days
All orders are shipped with tracking. You will receive tracking details by email once dispatched.

Grade: New

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