Product Description
Compact 20V MAX* XR brushless drill/driver with 1/2" metal ratcheting chuck, 2‑speed transmission, 15 clutch settings, ergonomic grip, and 3‑mode LED with spotlight function. Bare tool — battery and charger sold separately.
Overview
The Dewalt DCD791B 20V MAX* XR Li‑Ion Compact Brushless Drill/Driver is lightweight and compact, designed for working in tight spaces for extended periods. At only 6.9" front to back and weighing 3.4 lbs, it features a brushless motor delivering up to 57% more runtime compared to brushed models. The high‑speed transmission offers two speed ranges (0–600 / 0–2000 RPM), while the 1/2" metal ratcheting chuck ensures superior bit gripping strength. The 3‑mode LED provides up to 20 times brighter lighting than previous models, with a spotlight mode featuring a 20‑minute shutoff for extended work in dark or confined spaces.
Key Features
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Brushless motor delivers up to 57% more runtime
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Compact (6.9") and lightweight (3.4 lbs) design
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High‑speed transmission with two speed ranges (0–600 / 0–2000 RPM)
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Ergonomic comfort grip for balance and control
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1/2" metal ratcheting chuck for superior bit retention
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3‑mode LED with spotlight mode and 20‑minute shutoff
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Bare tool — battery and charger sold separately
Use Cases
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Drilling in wood, metal, and plastic
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Driving screws and fasteners
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Extended work in dark or confined spaces
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Professional and DIY applications
Compatibility
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Works with Dewalt 20V MAX* batteries (sold separately)
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Compatible with Dewalt chargers and accessories
Benefits / Why Choose This Model
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Compact design for tight spaces
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Lightweight for reduced fatigue
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Brushless motor technology for efficiency and durability
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Advanced LED lighting for visibility in dark environments
FAQ
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What is the chuck size? → 1/2" metal ratcheting chuck
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Does it include batteries? → No, bare tool only
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What are the speed ranges? → 0–600 / 0–2000 RPM
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How many clutch settings? → 15
Technical Specs
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Model Number: DCD791B
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Chuck Size: 1/2" metal ratcheting
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Clutch Settings: 15
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Max Power: 460 UWO
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No Load Speed: 0–600 / 0–2000 RPM
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Speed Settings: 2
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Tool Length: 6.9 in
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Tool Weight: 3.4 lbs
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Battery Type: Lithium Ion (sold separately)
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System: 20V MAX* XR
Warranty Information
3‑year limited warranty, 2‑year free service, 90‑day money‑back guarantee.
Shipping Information
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Box Dimensions: 12" × 10" × 6"
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Package Weight: ~5 lbs
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Includes: DCD791 drill/driver, belt hook, user guide
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Shipping Class: Compact cordless tool
Who This Is For
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Contractors
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Remodelers
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DIY homeowners
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Electricians and installers needing compact precision tools
End‑of‑Page Summary
Dewalt DCD791B 20V MAX* XR Compact Brushless Drill/Driver with 460 UWO motor, 2‑speed transmission, 15 clutch settings, ergonomic grip, and advanced 3‑mode LED lighting. Bare tool — battery and charger sold separately.
