Overview
The DEWALT DCS391B 20V MAX Circular Saw is designed for professionals and DIY users who need clean, accurate cuts in wood with cordless convenience. Powered by a robust 5150 RPM motor, it delivers high-speed cutting performance suitable for framing, trimming, and a wide range of woodworking applications.
Equipped with a 6-1/2-inch carbide-tipped blade, this circular saw can cut through 2x material at both 90° and 45° angles with precision. Its 0–50° bevel capacity supports a variety of aggressive bevel cuts, making it ideal for custom angles and versatile applications on the jobsite or in the workshop.
The magnesium shoe construction ensures long-term cut accuracy while keeping the tool lightweight for easy handling. Its optimized rubber overmolded comfort grip provides excellent balance and control during extended use.
Compatible with all DEWALT 20V MAX batteries (sold separately), this tool integrates seamlessly into existing cordless setups, offering mobility without compromising on power or durability.
Key Features
- High-Speed Motor: 5150 RPM motor delivers fast, powerful cutting performance for demanding woodworking tasks.
- Carbide-Tipped Blade: 6-1/2-inch blade cuts 2x material at 90° and 45° for versatile applications.
- 0–50° Bevel Capacity: Allows for aggressive bevel cuts and custom angle adjustments.
- Magnesium Shoe: High-strength, lightweight design ensures durability and long-term accuracy.
- Comfort Grip: Optimized rubber overmolded handle improves balance and control during operation.
- Cordless Convenience: Runs on DEWALT 20V MAX battery system for flexibility on any jobsite.
- Keyless Blade Change: Enables quick and easy blade swaps to minimize downtime.
- Compact Design: Lightweight 3.16 kg body supports extended cutting sessions with less fatigue.
Specifications
- Brand: DEWALT
- Model Number: DCS391B
- Color/Variant: Yellow
- Power Source: Battery Powered
- Input Voltage: 20 V
- Output Speed: 5150 RPM
- Blade Diameter: 6.5 Inches
- Number of Teeth: 24
- Bevel Capacity: 0–50 Degrees
- Cutting Capacity: 2x material at 90° and 45°
- Blade Material: High Speed Steel (Carbide-Tipped)
- Shoe Material: Magnesium
- Display Type: None (manual adjustment)
- Dimensions: 15.5 in (L) x 8.5 in (W) x 10.5 in (H)
- Weight: 3.16 kg
- Surface Recommendation: Wood
- Key Feature: Keyless Blade Change
- Warranty: 3 Year Limited Manufacturer’s Warranty
- Certifications: Manufacturer Certified
- Battery Compatibility: DEWALT 20V MAX battery platform
Ideal For
- Professional carpenters needing fast and accurate cuts on wood framing and trim
- DIY enthusiasts working on home renovation or woodworking projects
- Contractors seeking a lightweight cordless circular saw for jobsite mobility
- Users needing a bevel-capable saw for angled cuts and custom woodworking tasks
- Builders who want compatibility with existing DEWALT 20V MAX battery tools
Package Includes
- 1 x DEWALT DCS391B 20V MAX 6-1/2-Inch Circular Saw (Tool Only)
- 1 x 6-1/2-Inch Carbide-Tipped Blade
- 1 x User Guide
FAQs
Is the battery included with the DCS391B?
No, the tool is sold without a battery. It is compatible with DEWALT 20V MAX batteries.
Can this saw cut through 2x lumber at a 45-degree angle?
Yes, the 6-1/2-inch blade can cut 2x material at both 90° and 45° angles.
Does it support bevel cutting for custom angles?
Yes, it has a 0–50° bevel capacity suitable for aggressive and custom angle cuts.
What materials can I cut with this saw?
It is primarily designed for wood but can handle similar soft materials depending on the blade used.
Is the blade easy to change?
Yes, the saw features a keyless blade change mechanism for quick and convenient blade swaps.
Does this saw work with all DEWALT 20V MAX batteries?
Yes, it’s compatible with the full DEWALT 20V MAX battery platform.
How durable is the shoe?
The magnesium shoe is both lightweight and strong, designed to maintain cut accuracy over long-term use.
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