A studio product shot of the DEWALT DWMT70773L 1/2-inch drive heavy-duty air impact wrench, featuring a durable aluminum body, ergonomic black rubberized grip, and a specialized one-hand forward/reverse operation switch for professional automotive repair.
Detailed profile view of the DEWALT pneumatic impact wrench highlighting the shock-resistant housing bumpers and the 1/2-inch square drive anvil designed for high-torque fastening and industrial maintenance.
Close-up of the rear-mounted control dial on the DEWALT air impact wrench, showcasing the easy-access forward and reverse settings that allow for high-speed 7,500 RPM operation and 650 ft-lb of maximum breakaway torque.
Bottom perspective of the DEWALT DWMT70773L pneumatic tool illustrating the standard 1/4-inch NPT air inlet and the high-flow exhaust ports located in the handle base to divert air away from the user during heavy-duty fastening.
Isometric view of the DEWALT 1/2-inch air impact wrench emphasizing the compact head design and the rugged metal construction required for high-draw professional shop environments.
Marketing layout showing the DEWALT heavy-duty impact wrench alongside the included bottle of pneumatic air tool oil, highlighting the complete kit contents for maintaining peak tool performance and longevity.
The DEWALT DWMT70773L air impact wrench shown in its original retail packaging, featuring high-visibility branding that lists key specifications like 650 ft-lb of torque and the 3-year limited warranty.
DEWALT® Power Of Freedom: Statue of Liberty promotional video
A studio product shot of the DEWALT DWMT70773L 1/2-inch drive heavy-duty air impact wrench, featuring a durable aluminum body, ergonomic black rubberized grip, and a specialized one-hand forward/reverse operation switch for professional automotive repair.
Detailed profile view of the DEWALT pneumatic impact wrench highlighting the shock-resistant housing bumpers and the 1/2-inch square drive anvil designed for high-torque fastening and industrial maintenance.
Close-up of the rear-mounted control dial on the DEWALT air impact wrench, showcasing the easy-access forward and reverse settings that allow for high-speed 7,500 RPM operation and 650 ft-lb of maximum breakaway torque.
Bottom perspective of the DEWALT DWMT70773L pneumatic tool illustrating the standard 1/4-inch NPT air inlet and the high-flow exhaust ports located in the handle base to divert air away from the user during heavy-duty fastening.
Isometric view of the DEWALT 1/2-inch air impact wrench emphasizing the compact head design and the rugged metal construction required for high-draw professional shop environments.
Marketing layout showing the DEWALT heavy-duty impact wrench alongside the included bottle of pneumatic air tool oil, highlighting the complete kit contents for maintaining peak tool performance and longevity.
The DEWALT DWMT70773L air impact wrench shown in its original retail packaging, featuring high-visibility branding that lists key specifications like 650 ft-lb of torque and the 3-year limited warranty.
DEWALT® Power Of Freedom: Statue of Liberty promotional video
DEWALT

DEWALT Impact Wrench DWMT70773L 1 2 Inch Heavy Duty Air Driver (650 Foot Pounds Torque 7500 RPM One Hand Operation Pneumatic Fastening Automotive)

Only 1 left
SKU: DWMT70773L
$169.99 USD

Description

Authorized Dealer Badge DEWALT logout

Break Free Stuck Fasteners and Manage Heavy Fleet Maintenance Natively with Single Hand Forward Reverse Controls

The DEWALT DWMT70773L 1/2-Inch Drive Heavy Duty Air Impact Wrench is an industrial-grade pneumatic fastening tool engineered to deliver up to 650 ft-lb of maximum breakaway torque. This heavy-duty air driver operates at a free speed of 7,500 RPM under a regulated 90 PSI pressure ceiling to accelerate high-volume assembly and disassembly cycles. Outfitted with a specialized single-hand directional selector switch and integrated shock-resistant rubber composite protective housing bumpers, this balanced 5.94-pound mechanical tool optimizes unassisted automotive chassis and industrial machinery tear-downs.

Best Used For:

  • Automotive Fleet Service: Stripping away rusted lug nuts and stubborn wheel fasteners unassisted during high-volume tire rotation and brake servicing cycles.
  • Suspension Component Tear-Downs: Extracting seized suspension alignment bolts and subframe hardware components without manual breaker bar leverage.
  • Industrial Machine Assembly: Fastening high-tensile structural bolts securely across heavy equipment mount frames, industrial pumps, and metal factory rigs.

Key Performance & Safety Features

  • Formidable 650 Foot-Pound Torque Core: High-output internal twin-hammer mechanical mechanism forces rapid impact energy waves to break down seized fasteners.
  • Single Hand Directional Selector: Ergonomically placed rocker configuration facilitates quick thumb transition parameters between forward and reverse lines natively.
  • Shock Resistant Armor Bumpers: Protective elastomer body inserts preserve internal alignment tolerances during accidental shop drops onto concrete flooring.
  • Optimized Compressor Flow Matching: Precision air intake management regulates load consumption to 5.9 CFM at 90 PSI to extend workstation compressor cycles.
  • Vibration Damping Grip Frame: Balanced polymer composite shell contours control tool tracking while reducing structural hand fatigue over long service shifts.

What's Included

  • (1) DWMT70773L 1/2-Inch Drive Heavy Duty Pneumatic Air Impact Wrench Unit
  • (1) Maintenance Bottle of Premium Pneumatic Air Tool Lubricant Oil

Technical Specifications

Brand Manufacturer: DEWALT
Model Number (SKU): DWMT70773L
Product Type Category: Pneumatic Impact Wrench
Square Drive Size: 1/2 in
Maximum Fastening Torque: 650 ft-lb
Maximum Free Speed: 7,500 RPM
Average Air Consumption: 5.9 CFM
Recommended Air Pressure: 90 PSI
Air Inlet Interface Thread: 1/4 in NPT Port
Directional Shifting Control: One-Hand Forward / Reverse Switch Mechanism
Assembled Tool Length: 10.8 in
Assembled Tool Width: 9.3 in
Assembled Tool Height: 3.6 in
Total Structural Weight: 5.94 lbs
Country of Origin Manufacturing: Taiwan

PRO-TIP: To preserve maximum anvil strike velocities and protect internal planetary valves from humidity corrosion, inject 4 to 5 drops of the bundled pneumatic lubricating oil directly into the 1/4-inch NPT air inlet port prior to each shop rotation shift. Keeping line moisture managed natively guarantees consistent 650 ft-lb break-away output ratings and extends hardware lifespan.