M7 3/8" Air Impact Wrench with Jumbo Hammer Clutch and Right-Angle Head (NE-399)

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  • Description

    The M7 NE-399 pneumatic impact wrench handles light-duty automotive service work. Mechanics and DIYers use it to remove and fasten machine-tightened nuts and bolts. Its tapered right-angle head accesses hard-to-reach areas common to automotive repair. It also has a 3/8” square drive. This makes it ideal with a variety of nuts, bolts, and other fasteners. Do you need an air tool that gets in and gets the job done? Shop JB Tools and get the best price on this M7 NE-399 3/8" air impact wrench.

    This M7 air tool operates with a jumbo hammer impact clutch. This features one hammer that makes one impact per cycle or rotation. It also prevents accidental starting and reduces damage to the bolts. It’s also durable, long-lasting, and easy to service. A jumbo hammer impact clutch offers more torque output than twin hammer clutches. The jumbo clutch also helps ensure that the operation of the NE-399 is stable, smooth, and balanced.

    • M7 NE-399 3/8" air impact wrench removes/fastens machine-tightened nuts & bolts
    • 3/8” drive is ideal for working nuts and bolts of various sizes
    • Right-angle and tapered head design accesses those hard-to-reach fasteners
    • Composite rubber-covered grip and full teasing trigger helps prevent slippage
    • Jumbo-hammer impact clutch deliver strong torque and smooth operation
    • Forward and reverse ring control is innovative and convenient
    • One-finger throttle trigger is located on the bottom of the tool
    • Tool Type: Air impact wrench
    • Manufacturer: M7
    • Tool Length: 10.375”
    • Tool Weight: 4 Lb
    • Drive: 3/8” square
    • Air Inlet: 1/4"
    • Air Hose: 3/8”
    • Forward Torque: 180 ft-lb
    • Max. Reverse Torque: 180 ft-lb
    • Free Speed: 7500 RPM
    • Average Air Consumption: 2.45 CFM
    • Air Pressure: 90 PSI
    • Sound Pressure: 93 dBA
    • Vibration Level: 9.9 m/s²

    We offer hundreds of brands of tools at rock-bottom prices. All orders usually ship within 24 hours. Free shipping for orders over $147.99, and all other orders ship for $11.99 or less within the continental U.S. For more information on our return policy, email Want future savings on the items in our inventory? Join the JB Tools rewards program.

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