The DCM849B is DEWALT's 20V MAX XR cordless 7-in. rotary polisher powered by a high-efficiency brushless motor delivering 800-2,200 RPM no-load speed. Variable speed trigger and dial give precise control for automotive detailing on headlights, windshields, fiberglass, gelcoat, and glass surfaces. Sold as a bare tool compatible with any 20V MAX XR battery.
Does the DCM849B include a battery and charger?
No. The DCM849B is a bare tool only. It requires a 20V MAX XR battery and compatible charger, both sold separately. Any 20V MAX XR battery from DEWALT will work with this polisher.
What pad size does the DCM849B use?
The DCM849B uses a 7-in. backing pad with a standard 5/8"-11 spindle thread. This is the most common pad size for rotary polishers and is compatible with a wide range of foam, wool, and microfiber pads.
What speed range does the DCM849B offer?
The DCM849B delivers 800 to 2,200 RPM no-load speed. The variable speed trigger and speed dial allow you to set a minimum and maximum speed range for precise control across different polishing compounds and paint correction stages.
Is the DCM849B suitable for paint correction?
Yes. The DCM849B's brushless motor and variable speed control make it well suited for paint correction tasks including cutting, polishing, and finishing on automotive clear coats. It is also used for headlights, windshields, fiberglass, and gelcoat.
How does the DCM849B differ from the DCM849P2?
The DCM849B is the bare tool only, while the DCM849P2 is a kit that includes the same polisher plus two 5.0 Ah batteries, a charger, and a kit bag. The polisher itself is identical between the two SKUs.
# DEWALT® 20V MAX* XR® Cordless 7-in. Variable Speed Rotary Polisher (Tool Only) **Model:** `DCM849B` **Brand:** DEWALT **Category:** Polisher > The DCM849B is DEWALT's 20V MAX XR cordless 7-in. rotary polisher powered by a high-efficiency brushless motor delivering 800-2,200 RPM no-load speed. Variable speed trigger and dial give precise control for automotive detailing on headlights, windshields, fiberglass, gelcoat, and glass surfaces. Sold as a bare tool compatible with any 20V MAX XR battery. ## Specifications | Attribute | Value | |---|---| | Product Type | Rotary Polisher | | Cordless / Corded | Cordless | | Motor Type | Brushless | | Tool Only | Yes | | Battery Platform | 20V MAX XR | | Voltage (V) | 20 | | Pad Size In | 7 | | Spindle Thread | 5/8"-11 | | Speed Range Rpm | 800-2200 | | Weight (lbs) | 4.8 | | Country of Origin | China | | Barcode (UPC) | 885911621762 | | Warranty | 3-year limited | ## What's Included - (1) DCM849B Rotary Polisher - (1) 7-in. Backing Plate - (1) Side Handle - (1) Bail Handle Source: https://www.jaspecs.com/dewalt/polisher/dcm849b-dewalt-20v-max-xr-cordless-7-variable-speed-rotary-polisher-tool-only/