The DCS438B 3 in. Compact Cut-Off Tool is a versatile cordless cutting solution designed for professionals who need precise cutting performance in a compact, easy-to-handle package. Powered by a high-efficiency XR brushless motor, this 20V MAX tool delivers up to 20,000 RPM and 550 Max Watts Out for cutting metal, tile, stone, plastic, drywall, and fiber cement. Its lightweight design, forward and reverse capability, tool-free adjustable guard, and integrated dust management features make it ideal for a wide variety of construction, remodeling, fabrication, and maintenance applications. The included dust shroud with AIRLOCK compatibility helps support cleaner work environments, while the integrated LED light improves visibility in low-light conditions.
Key Features
High-performance XR brushless motor delivers efficient power and extended runtime.
No-load speed of up to 20,000 RPM for fast cutting performance.
Produces up to 550 Max Watts Out (MWO).
Compact 3 in. wheel design allows access to tight spaces.
Maximum cutting depth of 7/8 in.
Forward and reverse operation helps optimize performance based on application requirements.
Tool-free adjustable guard allows quick spark-direction changes when cutting metal.
Quick wheel-change design helps reduce downtime.
Removable dust shroud with adjustable shoe supports cleaner cutting operations.
AIRLOCK-compatible dust port connects to compatible dust extraction systems.
Bright LED work light improves visibility in dark work areas.
Tool Connect Chip Ready for asset management integration with compatible accessories.
Compatible with DEWALT 20V MAX battery systems.
Tool-only configuration allows use of existing batteries and chargers.
Specifications
Model Number: DCS438B
Product Type: Compact Cut-Off Tool
Voltage: 20V MAX
Platform: XR
Motor Type: Brushless
Power Source: Cordless
Wheel Diameter: 3 in.
Maximum Cutting Depth: 7/8 in.
No-Load Speed: 20,000 RPM
Maximum Output: 550 MWO
Forward/Reverse Capability: Yes
Tool Connect Chip Ready: Yes
LED Work Light: Yes
AIRLOCK Compatible: Yes
Battery Included: No
Charger Included: No
Included Items:
Compact Cut-Off Tool
Removable Dust Shroud with Adjustable Shoe and AIRLOCK Connection
Bonded Abrasive Wheel
Diamond Multi-Material Wheel
Diamond Tile Wheel
7/16 in. Arbor Adapter Ring
Hex Wrench
Applications
Cutting metal studs and sheet metal
Rebar and metal fabrication work
Tile cutting and installation
Stone and masonry cutting
Drywall and fiber cement board cutting
Plastic pipe and trim cutting
Remodeling and renovation projects
Mechanical, HVAC, electrical, and plumbing applications
General construction and maintenance work
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BrandBlack & Decker
BrandDewalt
PlatformXR
Power SourceCordless
Battery IncludedNo
Product NameDCS438B 3 in. Compact Cut-Off Tool
Model NumberDCS438B
LED Work LightYes
Tool Connect Chip ReadyYes
AIRLOCK CompatibleYes
Product TypeCompact Cut-Off Tool
Maximum Output550 MWO
Voltage20V MAX
Motor TypeBrushless
Wheel Diameter3 in.
Charger IncludedNo
No-Load Speed20000 RPM
Forward/Reverse CapabilityYes
Included ItemsCut-Off Tool; Dust Shroud with Adjustable Shoe and AIRLOCK Connection; Bonded Abrasive Wheel; Diamond Multi-Material Wheel; Diamond Tile Wheel; 7/16 in. Arbor Adapter Ring; Hex Wrench