Product Description
Cordless 20V MAX* XR brushless 7 in. rotary polisher with variable‑speed trigger and dial for precise control. Includes 7 in. backing plate, side handle, and bail handle.
Overview
The Dewalt DCM849B 20V MAX* XR Brushless Rotary Polisher delivers efficient performance and runtime for automotive, marine, and glass polishing applications. Featuring a brushless motor, 7 in. backing plate, and variable‑speed trigger with dial, this tool is optimized for cars, headlights, windshields, fiberglass, and gelcoat surfaces. The rubber gear case overmold reduces surface imperfections and improves grip, while the ergonomic design allows use with either the front grip or side handle.
Key Features
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Brushless motor for efficient performance and extended runtime
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7 in. backing plate recommended for most applications
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No‑load speed range: 800–2,200 RPM for versatile polishing tasks
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Variable‑speed trigger and dial for precise control
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Rubber gear case overmold reduces imperfections and enhances grip
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Can be held via front grip or side handle
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Tool‑only version (battery and charger sold separately)
Use Cases
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Automotive paint correction and polishing
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Headlight restoration
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Windshield and glass polishing
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Marine fiberglass and gelcoat finishing
Compatibility
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Works with Dewalt 20V MAX* lithium‑ion batteries
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Compatible with Dewalt chargers and accessories
Benefits / Why Choose This Model
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Cordless convenience with 20V MAX* XR system
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Brushless motor ensures longer runtime and durability
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Large 7 in. backing plate for broader coverage
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Ergonomic grip and side handle for comfort during extended use
FAQ
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Is this tool cordless? → Yes, powered by Dewalt 20V MAX* batteries
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Does it include a battery? → No, tool‑only version (battery and charger sold separately)
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What size backing plate is included? → 7 in. backing plate included
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What is the speed range? → 800–2,200 RPM
Technical Specs
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Model Number: DCM849B
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Tool Type: Rotary Polisher
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No‑Load Speed: 800–2,200 RPM
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Spindle Thread: 5/8 in. – 11 (15.9 mm)
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Tool Weight: 4.8 lbs
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System: 20V MAX*
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Product Type: Tool Only
Warranty Information
3‑year limited warranty, 2‑year free service, 90‑day money‑back guarantee.
Shipping Information
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Box Dimensions: 16" × 12" × 8"
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Package Weight: ~9 lbs
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Includes: DCM849B polisher, 7 in. backing plate, side handle, bail handle, manual
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Shipping Class: Cordless tool (tool‑only)
Who This Is For
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Automotive detailers
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Marine professionals
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DIY car enthusiasts
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Professionals needing cordless rotary polishing solutions
End‑of‑Page Summary
Dewalt DCM849B 20V MAX* XR Brushless 7 in. Cordless Rotary Polisher with variable‑speed trigger and dial. Includes backing plate, side handle, and bail handle. Tool‑only version (battery and charger sold separately).
