DeWALT DCW220B 20V MAX XR 3 in. x 21 in. Brushless Belt Sander, Tool Only

Key Features

Cordless Power

The brushless motor gives this cordless belt sander the muscle to handle jobs that normally call for a corded tool, while also helping runtime and efficiency on site.

Dial In The Cut

A variable speed trigger plus a 25-speed selection dial lets you match belt speed to the wood, the finish, and the amount of material you need to remove.

Cleaner Sanding

Built-in dust collection support helps keep the work area cleaner, with compatibility for DEWALT AIRLOCK and standard 35 mm dust extraction setups.

Overview

The DEWALT DCW220B belt sander is a cordless 3 in. x 21 in. sanding tool built for fast stock removal, surface leveling, and jobsite sanding without dragging a cord behind you. This is a belt sander designed for carpentry, woodworking, remodeling, and general material removal. Model Number: DCW220B . If you already run DEWALT 20V MAX batteries, this bare tool gives you a way to handle larger sanding work with the freedom of cordless power.

What makes this one matter is that DEWALT built it to cover work that usually pushes people back to a corded sander. The brushless motor is rated for up to 22% more power versus a corded comparison noted by DEWALT, and the larger 3 in. x 21 in. platen gives you more sanding surface than shorter compact belt sanders. On real work, that means faster passes on wide boards, better coverage when flattening surfaces, and less time creeping across long edges or panels.

Speed control is a big part of why this tool is more useful than a one-speed belt sander. You get a variable speed trigger with lock-on plus a 25-speed selection dial, so you can slow the tool down when you want more control and bump it up when you need aggressive material removal. That matters when you move from rough shaping into more controlled sanding on trim, scribing, hardwood, or surface cleanup where too much speed can leave you fighting the tool instead of guiding it.

DEWALT also got the jobsite details right. The quick-release, tool-free belt change system keeps downtime low when you need to swap abrasive, and the overmolded auxiliary handle gives you a more planted two-handed grip. For a belt sander, control is everything. A good front handle helps you keep the platen flat, steer cleanly during scribing work, and avoid gouging at the start or end of a pass.

Dust handling is another real advantage here. The DEWALT DCW220B belt sander supports AIRLOCK dust collection and is also listed as compatible with a standard 35 mm dust extractor setup. DEWALT states up to 95% dust collection efficiency with the compatible dust collection system. That is a practical feature, not brochure filler. Better dust pickup means a clearer view of your line, less cleanup in finished spaces, and less airborne dust when you are sanding inside a shop or occupied remodel.