--- product_id: 163518470 title: "20V MAX* XR Cordless Polisher, Rotary, Variable Speed, 7-Inch, 180 mm, Tool Only (DCM849B)" brand: "dewalt" price: "$617.91" currency: USD in_stock: true category: "Dewalt" url: https://www.desertcart.us/products/163518470-20v-max-xr-cordless-polisher-rotary-variable-speed-7-inch store_origin: US region: United States of America --- # Brushless motor for max efficiency Variable speed 800-2200 RPM 7-inch backing plate for versatile use 20V MAX* XR Cordless Polisher, Rotary, Variable Speed, 7-Inch, 180 mm, Tool Only (DCM849B) **Brand:** dewalt **Price:** $617.91 **Availability:** ✅ In Stock ## Summary > ✨ Polish Like a Pro, Anywhere You Go! ⚡ ## Quick Answers - **What is this?** 20V MAX* XR Cordless Polisher, Rotary, Variable Speed, 7-Inch, 180 mm, Tool Only (DCM849B) by dewalt - **How much does it cost?** $617.91 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/163518470-20v-max-xr-cordless-polisher-rotary-variable-speed-7-inch) ## Best For - dewalt enthusiasts ## Why This Product - Trusted dewalt brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Cordless Freedom:** 20V MAX* XR battery-powered design means no cords, no limits—polish anywhere, anytime. - • **Ergonomic Grip Design:** Rubber gear case and dual-handle options reduce fatigue and improve control for marathon polishing sessions. - • **Precision Speed Control:** Variable speed trigger and dial (800-2200 RPM) tailor your polish for flawless finishes every time. - • **Effortless Power & Runtime:** Brushless motor delivers peak performance with longer battery life—work smarter, not harder. - • **Versatile 7-Inch Backing Plate:** Ideal size for most polishing tasks—from cars to glass—making you the pro in any scenario. ## Overview The DEWALT 20V MAX* XR Cordless Polisher features a brushless motor for efficient power and extended runtime, a 7-inch backing plate suited for diverse polishing tasks, and variable speed control from 800 to 2200 RPM. Its ergonomic design includes a rubberized gear case and dual-handle options for superior grip and comfort. Battery-powered for ultimate portability, this tool is engineered for professionals seeking precision and freedom on the job. ## Description 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. ## Features - 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 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07YQJLYNR | | Amperage | 1.5 Amps | | Best Sellers Rank | #24,795 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #9 in Power Polishers & Buffers | | Brand Name | DEWALT | | Color | Multi | | Customer Reviews | 4.6 4.6 out of 5 stars (1,927) | | Global Trade Identification Number | 00885911621762 | | Included Components | Polisher; 7" backing plate; Side Handle; Bail Handle | | Item Dimensions D x W x H | 17.1"D x 7.3"W x 6"H | | Item Type Name | rotary polisher | | Item Weight | 4.8 Pounds | | Manufacturer | DEWALT | | Manufacturer Part Number | DCM849B | | Material Type | Blend | | Model Number | DCM849B | | Power Source | Battery Powered | | Specific Uses For Product | Polisher | | Speed | 2200 RPM | | UPC | 885911621762 | | Unit Count | 1.0 Count | | Voltage | 20 Volts | ## Product Details - **Brand:** DEWALT - **Color:** Multi - **Included Components:** Polisher; 7" backing plate; Side Handle; Bail Handle - **Material:** Blend - **Product Dimensions:** 17.1"D x 7.3"W x 6"H ## Images ![20V MAX* XR Cordless Polisher, Rotary, Variable Speed, 7-Inch, 180 mm, Tool Only (DCM849B) - Image 1](https://m.media-amazon.com/images/I/51TaNc5IQhL.jpg) ## Frequently Bought Together - DEWALT 20V MAX* XR Cordless Polisher, Rotary, Variable Speed, 7-Inch, 180 mm, Tool Only (DCM849B) - CASOMAN 7-Inch Buffing and Polishing Pad Kit, 7 Pieces 7" Polishing Sponge, Waxing Buffing Pad Kit - DEWALT 7-in Wool Buffing Pad and Back --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/163518470-20v-max-xr-cordless-polisher-rotary-variable-speed-7-inch](https://www.desertcart.us/products/163518470-20v-max-xr-cordless-polisher-rotary-variable-speed-7-inch) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-06-22*