DEWALT • DCF850B

ATOMIC 20V MAX 3-Speed Brushless Impact Driver

DCF850B is DEWALT’s compact ATOMIC tool-only impact driver. It is under 4 inches front-to-back, rated up to 1,825 in-lbs of torque and 3,250 RPM, and uses three speed settings for better control in tight spaces.

$129.00 at The Home Depot

Exact model DCF850B • checked August 19, 2026.

Check current Home Depot price

Key specifications

20V MAX ATOMIC brushless platform
1/4-inch hex impact driver
Up to 1,825 in-lbs maximum torque
Up to 3,250 RPM
Three speed settings with Precision Drive
Under 4 inches front-to-back
Tool only

Buying verdict

Choose the DCF850B when compact size matters more than maximum torque. The DCF860B is stronger, while the DCF850B is substantially shorter.

Compare DCF850B vs DCF860B

Verification

DEWALT manufacturer source

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