Harbor Freight Tools


1/2 in. Composite Xtreme Torque Air Impact Wrench, Yellow

Heavy duty 1/2 in. impact wrench delivers 1200 ft. lbs. of bolt breakaway torque

Compare to
SNAP-ON PT850 at $629.95 Save $459.96

+ Add to My List

Check Inventory For This Product At a Store Near You

Product Overview

This EARTHQUAKE XT® professional grade air wrench handles the toughest jobs with no sweat. The composite impact wrench delivers a pounding 1200 ft. lbs. of bolt breakaway torque. The lightweight composite handle reduces strain.

  • 1200 ft. lbs. of bolt breakaway torque for lightning fast removal
  • Powerful twin-hammer impact mechanism for extreme torque with less vibration
  • One handed push-button FWD/REV with 3-speed rear dial regulator
  • Ultra-rugged rubber overmold and lightweight composite housing
  • Ultra-silent through-handle exhaust keeps debris away from operator
  • Includes protective rubber jacket to keep tool clean and protected

Customer Videos

  • Harbor Freight's New Xtreme Earthquake: See What Power it Makes Ep5 by Torque Test Channel

    Harbor Freight's New Xtreme Earthquake: See What Power it Makes Ep5 by Torque Test Channel

We think you’ll enjoy these customer-made YouTube videos about our products. They’re independent, uncut and unsponsored. They may also contain some four-letter words that aren’t “tool” and other content that’s not appropriate for children. We hope these videos help inform your tool-buying decisions. And a note from the lawyers: Products should always be used in accordance with the owner’s manual.


Recommended hose size (in.)
3/8 in.
Air inlet size
1/4 in. -18 NPT
Average air consumption
Drive size (in.)
1/2 in.
Housing material
Speed (max)
7000 RPM
Maximum Torque
1000 ft. lbs.
Product Height
7-1/2 in.
Product Length
7-7/8 in.
Product Weight
4.56 lb.
Product Width
2-3/8 in.
Shipping Weight
5.10 lb.
Working pressure (psi)
90 PSI
Sound rating (dB)
90 dB
Bolt Breakaway Torque
1200 ft. lbs.
CA Residents
Warning - Prop 65 Info
Note: Specifications are approximate and subject to change


We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.

Customer Reviews

Based on 9 Reviews

What Customers Like Best



Great Value5


100% of Customers Would Recommend This Item

Be The First

This product has not yet been reviewed