20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only (DCS438B)

Compact 3 inch Brushless Cut Off Tool for Multi-Material Precision

Member of The 90+ Clubscored 90+ out of 100

Typical price

$121

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DEWALT 20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only (DCS438B) image 1

Ravvy verdict

94.2 / 100

Buy this if you need a nimble, dust controlled cutter for small jobs, though you must accept the 3 inch blade limitation for deeper cuts.

Best for: HVAC technicians, tilers, and DIY renovators
Buy it if: You want reversible rotation helps manage spark direction.
Skip it if: You are heavy duty masonry demolition or long sessions of thick steel cutting.
Best alternative: DEWALT 20V MAX XR Jig Saw, 3,200 Blade Speed, Cordless, Brushless Motor, LED Light, Bare Tool Only (DCS334B) (Professional contractors and serious woodworkers already on the DeWalt battery platform)

How it scores on what matters

Portability98.0
Dust Control95.0
Precision92.0
Versatility89.0
Power Delivery85.0

Ravvy factor scores, 0 to 100, derived from specs, owner reviews and category norms.

What it is

The DeWalt DCS438B bridges the gap between a standard angle grinder and a precision rotary tool. This 20V MAX XR brushless tool is engineered for high speed cutting through metal, tile, and stone without the bulk of a full sized saw. Its compact form factor allows for one handed operation in tight spaces, while the 20000 RPM motor provides enough torque to handle daily trade tasks without stalling. The included dust shroud is a standout feature, offering a stable base for depth adjustment and an AirLock connection for vacuum attachment. Built for versatility, this tool includes a reversible blade rotation feature that lets you direct sparks or debris away from your face and workspace. While it is not designed for heavy structural demolition, it excels at finishing work like trimming rebar, cutting ceramic tile, or slicing through drywall and PVC. The ergonomic handle design and balanced weight distribution make it a favorite for technicians who need a quick, reliable solution for small scale cutting and grinding on the fly.

Ravvy AI insight

This tool is most efficient when paired with a high capacity Powerstack battery to maintain peak RPM under load. If you are already in the DeWalt 20V ecosystem, this is a superior alternative to a traditional hacksaw or small grinder for light fabrication. Focus on using the right blade for the material to avoid thermal overload on the brushless motor.

Generated from owner feedback, product specs, pricing, and retailer data. Last updated Aug 20, 2026.

What owners praise

Reversible rotation helps manage spark direction
Exceptional dust extraction with the included shroud
Lightweight enough for overhead or one handed use
Tool free depth adjustment for precision cuts
Brushless motor maximizes runtime and longevity

What to know first

Small blade diameter limits maximum cutting depth
Sold as a bare tool without battery or charger
Replacement 3 inch blades can be harder to find locally

Specifications

UPC: 885911757133
GTIN: 885911757133
Brand: DEWALT
Color: Multi
Style: Classic
Voltage: 20 volts
Wattage: 550 watts
Material: Diamond
Brand Name: DEWALT
Horsepower: 550 watts
Style Name: Classic
Unit Count: 1 Count
Item Weight: 3 pounds
Manufacturer: DEWALT
Model Number: DCS438B
Power Source: Battery Powered
Material Type: Diamond
Item Type Name: Cut Off
Number of Items: 1
Product Dimensions: 4.88"L x 6.06"W x 4.88"H
Manufacturer Part Number: DCS438B
Maximum Rotational Speed: 20000 rpm
Item Dimensions L x W x H: 4.88"L x 6.06"W x 4.88"H
Manufacturer Warranty Description: 1 yr warranty from date of shipment from vendor
Global Trade Identification Number: 00885911757133

How to get the most out of it

Adjusting the Rotation

Use the forward and reverse switch to change the direction of the blade rotation. This is critical for ensuring sparks fly away from you regardless of the angle you are holding the tool.

Ownership tips

tip

Optimizing Dust Collection

Always use the included shroud when cutting drywall or masonry. Connecting a HEPA vacuum to the AirLock port will virtually eliminate fine dust particles in enclosed indoor spaces.

care

Blade Maintenance

Inspect the arbor and adapter ring regularly for debris buildup. Ensure the hex screw is tightened firmly before every use to prevent blade slippage at high RPMs.

Frequently asked questions

Does this tool come with a battery?

No, this is the bare tool version (DCS438B). You will need to use your existing DeWalt 20V MAX or FLEXVOLT batteries to power it.

Can it cut through thick rebar?

It can cut through standard rebar, but it is better suited for smaller diameters. The 3 inch blade provides a limited depth of cut compared to a standard 4.5 inch angle grinder.

Is the depth of cut adjustable?

Yes, when using the dust shroud, you can set a specific cutting depth using the integrated shoe. This is perfect for avoiding damage to underlying structures when cutting floorboards or drywall.

What size blades does it use?

It uses 3 inch blades with a 3/8 inch arbor. The package includes an adapter for different blade hub styles common in this size category.

Where can you buy the 20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only?

20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only is sold through Amazon, and DEWALT also lists it through its own site and major retail partners. The buy link on this page goes straight to the current Amazon listing, which is where stock and pricing update most often.

How much does the 20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only cost?

The last price Ravvy recorded was $121. Retail pricing on power tools moves with promotions and stock, so treat that figure as a reference point and check the live listing before you buy.

How do you get the 20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only for a cheaper price?

Three tactics work best: watch for holiday and seasonal sale events when power tools discounts run deepest, compare the open box or renewed listing against new stock, and check whether DEWALT is running a coupon or bundle. Adding the product to your Ravvy wishlist keeps it handy so you can revisit the listing when prices drop.

Is the 20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only in stock right now?

It was in stock at our last check. Availability on popular power tools can change within hours, so the live listing is the source of truth.

Is the 20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only worth it?

Ravvy scores it 94.2 out of 100. The strongest argument for it is reversible rotation helps manage spark direction. The trade off to weigh is small blade diameter limits maximum cutting depth.

Who should buy the 20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only?

It fits hVAC technicians, tilers, and DIY renovators If that does not describe your situation, compare it with the other options in Power Tools before committing.

What are the key specs of the 20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only?

UPC: 885911757133. ASIN: B09TB7M842. GTIN: 885911757133. Brand: DEWALT.

What are good alternatives to the 20V MAX XR Cut Off Tool, Brushless and Compact, Bare Tool Only?

Compare it against the other scored picks in Power Tools on Ravvy. We rank every option in that group by the same criteria, so you can see which model wins on value, quality, and owner sentiment before you decide.

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