Description
The DeWalt DCS391B 20V MAX 6-1/2 in. Circular Saw delivers reliable performance and powerful cutting in a lightweight, cordless design—ideal for both professional contractors and DIY enthusiasts. Featuring a high-output 5,150 RPM motor, this saw provides fast, aggressive cutting for a variety of framing, roofing, and remodeling applications.
The 0°–50° bevel capacity enables precise angled cuts, while the magnesium shoe ensures long-term durability and consistent accuracy. The ergonomic rubber overmold grip enhances comfort and control, reducing user fatigue during extended use.
Whether you're crosscutting 2x material or tackling a bevel cut, the DCS391B delivers clean, accurate results with every use.
Note: This is a tool-only version. Battery and charger are sold separately.
Key Features
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High-Performance Motor: Delivers 5,150 RPM for fast, smooth cutting across tough materials
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6-1/2 in. Carbide-Tipped Blade: Cuts 2x material at both 90° and 45°, with more cuts per charge
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0–50° Bevel Capacity: Allows for aggressive bevel cuts for a variety of angles and applications
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Magnesium Shoe: Lightweight and durable for enhanced accuracy and long-lasting jobsite performance
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Optimized Ergonomic Grip: Rubber overmold handle ensures better balance, comfort, and control
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Electric Brake: Stops the blade quickly after releasing the trigger for added safety
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Spindle Lock: Enables quick and easy blade changes
Specifications
| Specification |
Details |
| Brand |
DeWalt |
| Model |
DCS391B |
| Power Source |
20V MAX Lithium-Ion Battery |
| Motor Type |
Brushed |
| Arbor Size |
5/8 in. |
| Blade Diameter |
6-1/2 in. |
| Blade Location |
Left |
| Maximum Cutting Depth @ 90° |
2-1/8 in. |
| Maximum Cutting Depth @ 45° |
1-5/8 in. |
| Bevel Capacity |
0° to 50° |
| No-Load Speed |
5,150 RPM |
| Depth Adjustment |
No |
| Spindle Lock |
Yes |
| Blade Change |
Keyless |
| Electric Brake |
Yes |
| Laser Guide |
No |
| Corded or Cordless |
Cordless |
| Kit or Tool Only |
Tool Only |
| Certifications |
CSA Listed |
| Tool Weight |
Approx. 7.0 lbs (corrected from 495 lbs) |
| Warranty |
3-Year Limited Warranty |
