DEWALT 20V MAX* XR Cordless Polisher, Rotary, Variable Speed, 7-Inch, 180 mm, Tool Only (DCM849B)

Price: $349.00 - $234.98
(as of Oct 22, 2026 04:28:21 UTC – Details)


This 7-inch Rotary Car Polisher features a brushless motor for efficient performance and runtime. No-load speed of 800-2200 RPM with the variable-speed trigger and dial allow for use on cars, headlights, windshields, fiber glass, gelcoat, and for glass-polishing applications. The included 7-inch backing plate is recommended for most applications.
Brushless motor of the car polisher is made for efficient performance and runtime
7-inch backing plate of the variable speed polisher is recommended for most applications
DEWALT polisher features no-load speed of 800-2200 RPM for all types of applications
Variable speed on the trigger and dial helps to better control the tool during every step of the application
Rubber gear case overmold reduces surface imerfections and improves gripping surface
Can be held via the front grip or side handle
Customers find the polisher performs flawlessly on various surfaces and appreciate its 20V MAX* XR power and variable speed control that makes it easier to start gently. The tool is versatile for different projects and cordless, with one customer noting how it saved them from hunting for an outlet outside. While some customers find it lightweight and easy to handle, others consider it heavy and cumbersome to use. The battery life receives mixed feedback, with some praising the 5-amp Dewalt battery while others report it consumes batteries quickly.