A studio profile view of the DEWALT 20V MAX XR brushless 3x21-inch cordless belt sander. The tool is shown with its professional black and yellow dust collection bag attached to the swivel AirLock port, emphasizing the integrated material removal system.
A perspective view of the DEWALT DCW222B cordless belt sander. This angle highlights the heavy-duty 3-inch by 21-inch sanding platen, the front auxiliary handle for two-handed control, and the rugged brushless motor housing designed for professional woodworking.
Rear perspective of the DEWALT 20V MAX XR belt sander showcasing the battery port. The image illustrates the ergonomic handle design and the placement of the dust collection bag, designed to provide a clear line of sight during aggressive sanding applications.
Technical infographic for the DEWALT DCW222B belt sander labeling key components. Features identified include the variable speed trigger, 25-speed selection dial, AirLock dust collection port, over-molded auxiliary handle, high-torque brushless motor, quick-release belt change lever, and the 3x21-inch platen.
Direct side view of the DEWALT 20V MAX XR brushless belt sander. The image highlights the professional metal quick-release lever for tool-free sanding belt changes and the Wireless Tool Control icon, indicating compatibility with synchronized dust extraction systems.
Action shot of a professional using the DEWALT 3x21-inch belt sander on a large wooden workpiece. The caption 3x21 IN. PLATEN ALLOWS FOR LARGER SURFACE AREA SANDING emphasizes the tool's efficiency in rapid material removal and leveling tasks.
Action shot demonstrating the dust management system on the DCW222B belt sander. A technician is shown using the tool with a POWERSTACK battery and an attached vacuum hose, with text stating the dust port is compatible with the DEWALT AirLock system or standard 35mm extractors.
Close-up infographic of the quick-release belt change mechanism. The image shows the heavy-duty metal tension lever in the open position, with text explaining that this feature allows the 3x21-inch sanding paper to be changed easily without additional tools.
Detailed view of the high-performance brushless motor housing on the DEWALT belt sander. The graphic text confirms that the brushless motor provides increased runtime and efficiency, essential for demanding professional carpentry and floor sanding jobs.
Action shot highlighting the ergonomics of the DEWALT cordless belt sander. A user is shown gripping the over-molded auxiliary handle for precise two-handed operation, with text noting this design provides a better grip for easier scribing and aggressive material removal applications.
Promotional graphic with text 'Up to 22% more power' on a dark background
A high-resolution product shot of the DEWALT DCW222B 20V MAX XR belt sander. The image focuses on the rugged construction and the silver 3x21-inch platen, designed to provide a flat, stable surface for high-precision industrial sanding and smoothing.
Action shot of a professional woodworker in a workshop using the DEWALT belt sander to level a large tabletop. The image showcases the cordless freedom and the use of a dust mask and safety glasses, emphasizing professional jobsite safety and productivity.
Action shot of a craftsman using the DCW222B belt sander to finish a thick wooden slab. The technician is using both hands for maximum control while the integrated vacuum hose connection keeps the workpiece clear of debris for better visibility.
Front-facing action shot of a professional woodworker operating the DEWALT 20V MAX XR belt sander. This view highlights the auxiliary handle placement and the aggressive material removal capabilities of the 3x21-inch belt on a hardwood surface.
Action shot showing a technician using the DEWALT cordless belt sander to scribe and smooth the edge of a cabinet frame. The image illustrates the tool's balance and the benefit of the over-molded grip during detailed vertical sanding applications.
Marketing graphic for the DEWALT DCW222B belt sander featuring a yellow strike-through circle over a battery and charger. Large text at the bottom states BATTERY AND CHARGER SOLD SEPARATELY, clearly identifying this as a bare tool listing for existing 20V MAX system users.
DEWALT POWERSTACK™ Compact Battery - TRANSFORM YOUR PRODUCTIVITY™ promotional how to video
A studio profile view of the DEWALT 20V MAX XR brushless 3x21-inch cordless belt sander. The tool is shown with its professional black and yellow dust collection bag attached to the swivel AirLock port, emphasizing the integrated material removal system.
A perspective view of the DEWALT DCW222B cordless belt sander. This angle highlights the heavy-duty 3-inch by 21-inch sanding platen, the front auxiliary handle for two-handed control, and the rugged brushless motor housing designed for professional woodworking.
Rear perspective of the DEWALT 20V MAX XR belt sander showcasing the battery port. The image illustrates the ergonomic handle design and the placement of the dust collection bag, designed to provide a clear line of sight during aggressive sanding applications.
Technical infographic for the DEWALT DCW222B belt sander labeling key components. Features identified include the variable speed trigger, 25-speed selection dial, AirLock dust collection port, over-molded auxiliary handle, high-torque brushless motor, quick-release belt change lever, and the 3x21-inch platen.
Direct side view of the DEWALT 20V MAX XR brushless belt sander. The image highlights the professional metal quick-release lever for tool-free sanding belt changes and the Wireless Tool Control icon, indicating compatibility with synchronized dust extraction systems.
Action shot of a professional using the DEWALT 3x21-inch belt sander on a large wooden workpiece. The caption 3x21 IN. PLATEN ALLOWS FOR LARGER SURFACE AREA SANDING emphasizes the tool's efficiency in rapid material removal and leveling tasks.
Action shot demonstrating the dust management system on the DCW222B belt sander. A technician is shown using the tool with a POWERSTACK battery and an attached vacuum hose, with text stating the dust port is compatible with the DEWALT AirLock system or standard 35mm extractors.
Close-up infographic of the quick-release belt change mechanism. The image shows the heavy-duty metal tension lever in the open position, with text explaining that this feature allows the 3x21-inch sanding paper to be changed easily without additional tools.
Detailed view of the high-performance brushless motor housing on the DEWALT belt sander. The graphic text confirms that the brushless motor provides increased runtime and efficiency, essential for demanding professional carpentry and floor sanding jobs.
Action shot highlighting the ergonomics of the DEWALT cordless belt sander. A user is shown gripping the over-molded auxiliary handle for precise two-handed operation, with text noting this design provides a better grip for easier scribing and aggressive material removal applications.
Promotional graphic with text 'Up to 22% more power' on a dark background
A high-resolution product shot of the DEWALT DCW222B 20V MAX XR belt sander. The image focuses on the rugged construction and the silver 3x21-inch platen, designed to provide a flat, stable surface for high-precision industrial sanding and smoothing.
Action shot of a professional woodworker in a workshop using the DEWALT belt sander to level a large tabletop. The image showcases the cordless freedom and the use of a dust mask and safety glasses, emphasizing professional jobsite safety and productivity.
Action shot of a craftsman using the DCW222B belt sander to finish a thick wooden slab. The technician is using both hands for maximum control while the integrated vacuum hose connection keeps the workpiece clear of debris for better visibility.
Front-facing action shot of a professional woodworker operating the DEWALT 20V MAX XR belt sander. This view highlights the auxiliary handle placement and the aggressive material removal capabilities of the 3x21-inch belt on a hardwood surface.
Action shot showing a technician using the DEWALT cordless belt sander to scribe and smooth the edge of a cabinet frame. The image illustrates the tool's balance and the benefit of the over-molded grip during detailed vertical sanding applications.
Marketing graphic for the DEWALT DCW222B belt sander featuring a yellow strike-through circle over a battery and charger. Large text at the bottom states BATTERY AND CHARGER SOLD SEPARATELY, clearly identifying this as a bare tool listing for existing 20V MAX system users.
DEWALT POWERSTACK™ Compact Battery - TRANSFORM YOUR PRODUCTIVITY™ promotional how to video
DEWALT

DeWalt Cordless Belt Sander DCW220B 3x21 Inch 20V MAX XR Bare Tool (1050 SFPM Brushless 25 Speed Dial Wireless Control AirLock Timber Finishing)

In stock
SKU: DCW220B
$299.00 USD

Description

Authorized Dealer Badge DEWALT logout

DEWALT DCW220B 20V MAX XR® Brushless 3" x 21" Cordless Belt Sander (Bare Tool)

The DEWALT DCW220B 20V MAX XR® 3-inch by 21-inch cordless brushless belt sander delivers aggressive stock removal, slab flattening, and rough timber surfacing with a maximum surface speed of 1,050 SFPM. Powered by an industrial high-torque brushless motor delivering up to 22% more power than corded alternatives, this heavy-duty sanding tool maintains consistent belt velocity across tough hardwoods, reclaimed lumber, and subfloor seams without motor stalling. Outfitted with a 25-speed selection dial, a variable speed trigger with lock-on functionality, tool-free belt tracking and tension levers, an AirLock™ compatible dust port achieving up to 95% collection efficiency, and Wireless Tool Control capability, it equips furniture makers, trim carpenters, and flooring specialists with portable, dust-free sanding performance.

**Battery and charger sold separately.

Best Used For:

  • Live-Edge Tabletop and Hardwood Slab Flattening: Leveling rough-sawn hardwood slabs, glued-up butcher blocks, and wide timber benchtops with 3x21-inch belt coverage.
  • Reclaimed Lumber and Paint Stripping: Stripping dense resin finishes, stubborn varnishes, and weathered surface gray from historic structural timber beams.
  • Subfloor Seam Leveling and Floor Joist Truing: Grinding down high spots, uneven plywood subfloor joints, and high-crowned joist edges prior to finish flooring installation.

Key Performance & Safety Features

  • High-Torque Brushless Motor: Provides 22% more power than corded equivalents to maintain peak belt velocity under aggressive downward sanding pressure.
  • 25-Speed Selection Dial & Variable Trigger: Enables precise speed regulation from low-speed fine finishing up to 1,050 SFPM rapid material removal.
  • High-Efficiency AirLock™ Dust Port: Captures up to 95% of airborne wood dust when connected to a standard dust extractor or the included collection bag.
  • Wireless Tool Control (WTC): Automatically pairs with compatible DEWALT dust extractors for synchronized wireless auto-start extraction upon trigger pull.
  • Tool-Free Quick-Release Belt Lever: Streamlines abrasive belt changes and allows micro-tracking knob adjustments without secondary hand tools.
  • Two-Handed Overmolded Ergonomics: Sculpted palm rest and auxiliary forward grip absorb vibration and provide balanced control during horizontal and vertical passes.

What's Included

  • (1) DEWALT DCW220B 20V MAX XR® Brushless 3" x 21" Belt Sander (Bare Tool)
  • (1) Heavy-Duty Fabric Dust Collection Bag
  • (1) 80-Grit 3" x 21" Aluminum Oxide Sanding Belt
  • (1) Rotational Dust Port Swivel Adapter
  • (1) Instruction and Operator Manual

Technical Specifications

Manufacturer Brand DEWALT (Stanley Black & Decker)
Model Part Number DCW220B
Tool Category Class 20V Cordless Brushless Belt Sander (Bare Tool)
Nominal Battery Voltage 20V MAX* Lithium-Ion System
Electric Motor Architecture High-Efficiency Brushless DC Motor
Abrasive Belt Dimensions 3.000 in. Width x 21.000 in. Length (3" x 21")
Maximum Surface Speed 1,050 SFPM (Surface Feet Per Minute)
Speed Regulation System 25-Position Rotary Dial + Variable Speed Trigger
Dust Extraction Interface DEWALT AirLock™ Port & Wireless Tool Control
Dust Collection Efficiency Up to 95% Airborne Dust Extraction Rate
Impact Drop Protection 6.60 Feet (2.00 Meters Drop Resistance)
Overall Physical Dimensions 13.40 in. L x 6.69 in. W x 8.80 in. H
Bare Tool Net Weight 9.26 lbs (148.16 oz / 4.20 kg)
Suitable for material type Hardwood Slabs, Softwoods, Plywood, & Reclaimed Timber

Pro-Tip: When leveling large hardwood slab surfaces, move the sander in overlapping passes at a 45-degree angle across the wood grain with 80-grit abrasive, then finish parallel to the grain at low dial speed to eliminate diagonal tracking marks.