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The DeWalt DCF900B is a 20V MAX XR brushless 1/2-inch high-torque impact wrench delivering 1,030 ft-lbs fastening torque and 1,400 ft-lbs breakaway torque. It features a 1/2-inch hog ring anvil and four speed settings with Precision Wrench control. At 7.1 pounds, it is heavier than many compact impacts but built for heavy-duty tasks like commercial fleet maintenance and structural bolting. Reviewers praise its power and durability, though some note the weight and need for high-capacity batteries.
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Lowest price we've seen: $83.40 on Nov 13 at eBay. Tracked across 16 stores since Nov 13.
Users and reviewers generally praise the DCF900B for its exceptional power and ability to handle tough fastening tasks. Some mention the weight and the need for larger batteries as drawbacks, but overall it is considered a reliable high-torque impact wrench.
The DeWalt DCF900B is a 20V MAX XR brushless high torque impact wrench with a 1/2-inch hog ring anvil. It delivers up to 1,030 ft-lbs of maximum fastening torque and 1,400 ft-lbs of breakaway torque. It is sold as a bare tool, so the battery and charger are sold separately.
A 4-mode push-button switch gives Precision Wrench control. It helps prevent fastener run-off in reverse and overtightening in forward. The brushless motor is built for energy efficiency, motor life and runtime under heavy loads.
The BatteryGuard connection is a shock-absorbing mounting interface that reduces battery wear from high-vibration impacts. An onboard LED work light illuminates dark work areas. The wrench is used on commercial vehicle lug nuts, rusted suspension hardware, structural steel bolts and concrete anchors. Use impact-rated 1/2-inch drive sockets with it.










