Does the DCF923B come with a battery?

No. It is a bare tool; you need a DeWalt 20V MAX battery and charger, which are sold separately.

How much torque does it have?

Up to 300 ft-lbs of max fastening torque and 450 ft-lbs of max breakaway torque.

What is Timber Screw Mode?

A speed setting optimized for driving wood screws, part of the four-speed control.

What drive size is it?

It has a 3/8-inch hog ring anvil for 3/8-inch sockets.

Is it good for lug nuts?

It can handle many passenger-car lug nuts, but heavy truck and rusted fasteners are better served by a 1/2-inch high-torque wrench.

Where is the DEWALT DCF923B Impact Wrench cheapest?

At eBay, for $139.00, 42% under what the other stores charge, as of our latest check.

What do buyers say about the DEWALT DCF923B Impact Wrench?

Rated 4.6 out of 5 from 71 ratings.

Where can I buy the DEWALT DCF923B Impact Wrench?

16 stores we checked sell it, including eBay, Walmart, Best Buy, Fasteners Tool Outlet, Home Depot.

DEWALT DCF923B Impact Wrench

Q: What is Precision Wrench control?

A feature that helps prevent overtightening and fastener run-off during fastening.

Best price now

$139.00at eBayChecked 9 h ago

42% under what the other stores charge

Compared across 15 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission.

Visit eBay

What reviewers say

4.6 / 571 ratings

Rated 4.6 out of 5 across 71 ratings, owners treat the DCF923B as a strong, controllable 3/8-inch impact wrench. Most praise its torque and speed settings for its size; the main complaints are that it ships without a battery and that it is not a substitute for a 1/2-inch high-torque gun.

What people mention

TorquePraisedOwners say it has ample power for a 3/8-inch tool, handling most automotive and assembly fasteners.
Speed settingsPraisedThe four speeds and Timber Screw Mode are called useful for matching output to the task.
ControlPraisedPrecision Wrench is credited with reducing overtightening and fastener run-off.
BatteryCriticisedBuyers note it is a bare tool, so batteries and a charger are an extra purchase.
Power limitsMixedSome say it falls short on the heaviest fasteners compared with 1/2-inch high-torque models.

About the DEWALT DCF923B Impact Wrench

The DEWALT DCF923B is a cordless 3/8-inch impact wrench that runs on a 20V MAX lithium-ion battery. It delivers up to 300 ft-lbs of maximum fastening torque and 450 ft-lbs of maximum breakaway torque.

It has four speed settings, including a Timber Screw Mode that optimizes speed in wood. Precision wrench control helps prevent overtightening and fastener run-off. A forward and reverse switch is included.

The housing is glass-filled nylon, which resists damage from some oils and solvents. A hog ring anvil allows quick, secure socket changes. An onboard LED light with brightness control lights up dark workspaces.

Drive size

3/8 in.

Power

20V MAX lithium-ion, cordless

Voltage note

Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18 volts.

Fastening torque

Up to 300 ft-lbs (1800 in-lbs)

Breakaway torque

Up to 450 ft-lbs

Speed settings

4, with variable speed