DEWALT DCM849B 20V MAX XR Rotary Polisher
- Speed: 2200 RPM
- Power Source: Battery
- Item Weight: 4.8 pounds
- Amperage: 1.5 amps
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A compact 20V DEWALT tool at 4.8 pounds and 2200 RPM, worth considering mainly for buyers already on the DEWALT 20V platform.
As an Amazon Associate I earn from qualifying purchases. ProductDome earns a commission when you buy through links on this page.
ASIN: B07YQJLYNRModel: DCM849BCategory: Polishers
Overview
A DEWALT 20V MAX cordless specialty power tool, model DCM849B, drawing 1.5 amps and running at 2200 RPM, with a compact body weighing 4.8 pounds and measuring 17.1 by 7.3 by 6 inches.
The category label calls this a general specialty tool, and the title does not name the specific tool type either, but the spec sheet, battery powered, 20 volts, 2200 RPM, is enough to place it as a compact handheld power tool rather than a bench tool.
- 20 volt battery powered
- 1.5 amp draw
- 2200 RPM speed
- 4.8 pounds, 17.1 x 7.3 x 6 inches
Who it's for
Suits someone already invested in the DEWALT 20V MAX battery platform who wants to add this tool to their kit. The listing does not confirm whether a battery and charger are included.
Pros and cons
- Runs on the DEWALT 20V MAX battery platform
- Compact at 4.8 pounds
- Listing does not name the specific tool type
- Unclear if battery and charger are included
Performance notes
At 2200 RPM and 1.5 amps, this runs at a moderate speed and current draw for a handheld cordless tool, with the 17.1 by 7.3 by 6 inch dimensions pointing to a compact tool rather than a large stationary unit.
Specifications
| Brand | DeWALT |
|---|---|
| Model | DCM849B |
| Dimensions & fit | |
| Item Weight | 4.8 poundslower than 68% of 26 polishers |
| Dimensions | 17.1 × 7.3 × 6 inches |
| Dimensions | 17.1"D x 7.3"W x 6"H |
| Capacity & performance | |
| Speed | 2200 RPM |
| Power & efficiency | |
| Power Source | Battery |
| Amperage | 1.5 amps |
| Voltage | 20 volts |
Closest rivals on specs
RYOBI R18P-0 18V ONE+ Eccentric Polisher 125 mm- Voltage 20 vs 18 volts (+11%)
Milwaukee 2438-22 M12 Variable Speed Polisher Sander Kit- Voltage 20 vs 12 volts (+67%)
BLACK+DECKER BCBMT120C1FF MATRIX 20V MAX Buffer Kit- Item Weight 4.8 vs 4.19 pounds (+15%)
Frequently asked questions
What voltage battery does the DCM849B use?
It runs on a 20 volt DEWALT battery.
How much does the DCM849B weigh?
4.8 pounds according to the listing.
Does the DCM849B come with a battery included?
The listing data does not confirm whether a battery and charger are included, so check the bundle details before ordering.