DeWalt DCW682 Biscuit Joiner Review


When it comes to woodworking tools, DeWalt has a reputation for durability, precision, and innovation. The DeWalt DCW682 20-Volt Biscuit Joiner is no exception, blending the brand’s hallmark ruggedness with modern technology to offer an efficient and user-friendly solution for wood joining.

Technical Specs

  • Motor: Brushless
  • Battery: 20V MAX* XR® (battery not included)
  • Biscuit Capacity: #0, #10, #20 (sold separately)
  • Weight: 5.5 lbs
  • Depth Adjustment: 0 in. to 1-1/8 in.
  • Height Adjustment: 0 in. to 1-3/8 in.
  • Bevel Capacity: -1° to +45°
  • Dust Collection: Yes

DeWalt DCW682 Key Features

20-Volt Brushless Motor

Person using a cordless biscuit joiners on a metal object

The DCW682 its brushless motor, a beacon of efficiency. This motor not only extends the tool’s lifespan but also ensures that it runs longer on a single charge compared to its brushed counterparts. For professionals and enthusiasts alike, this means more time working and less time spent on maintenance or battery swaps, making it an invaluable asset for any project.

Ergonomic Design

Person using a power tool in a woodworking workshop

Ergonomics play a pivotal role in the design of the DCW682, with a paddle grip and safety lock that ensure both comfort and control. The balanced feel of the tool, especially when paired with a compact battery, minimizes user fatigue, making it possible to maintain precision over extended use. This focus on ergonomics demonstrates DeWalt’s commitment to user-centric design.

Efficient Dust Management

Person holding a DEWALT power tool and cloth, wearing a tool belt

With its efficient dust collection system, including a dust bag and an AirLock-compatible dust port, the DCW682 excels in maintaining a clean workspace. This feature is not just about cleanliness; it’s a health consideration, reducing the inhalation of harmful dust particles. For professionals concerned with both the quality of their work and their health, this feature is a significant advantage.

Rack and Pinion Fence System

Hand holding dewalt biscuit joiners

The adjustable rack and pinion fence system sets the DCW682 apart, offering precise angle adjustments up to 90 degrees. This precision is crucial for ensuring that joints fit perfectly, impacting both the aesthetics and structural integrity of the final product. It’s a feature that underscores the tool’s commitment to accuracy in every task.

Depth Adjustment

Person repairing a mechanical device in a workshop

The ability to easily adjust the cutting depth for various biscuit sizes, along with a manual mode for custom depths, highlights the versatility of the DCW682. This adaptability supports a broad spectrum of joining techniques and project requirements, making the tool suitable for a wide range of applications from cabinetry to furniture making.

Spring-Loaded Blade Mechanism

Man holding DeWalt biscuit joiner

The spring-loaded blade mechanism, which requires pressure to engage, is a standout safety feature. It ensures that cuts are not only accurate but also controlled, minimizing the risk of unintended operation. This design reflects DeWalt’s prioritization of user safety without compromising on performance.

Built-in Safety Features

Hands adjusting a mechanical device in a workshop

Incorporating a safety lock on the paddle grip and a spring-loaded blade mechanism, the DCW682 prioritizes user safety. These features are designed to mitigate the risk of accidental starts and unintended blade exposure, ensuring a safer working environment. It’s a testament to DeWalt’s commitment to not only the efficiency and effectiveness of their tools but also to the safety and well-being of their users.

Table Comparison

FeatureDeWalt DCW682Makita XJP03Z
Power Source20-Volt MAX System18V LXT Lithium-Ion
Motor TypeBrushlessBrushless
Design and ErgonomicsPaddle grip with safety lock, balanced with compact batterySlim, easy-to-handle, slightly front-heavy with larger batteries
Dust ManagementDust bag, AirLock-compatible dust portDust bag, effective collection but no proprietary system
AdjustabilityRack and pinion fence system, versatile depth adjustmentPivot fence for angle adjustments, adjustable depth settings
Safety FeaturesSafety lock on paddle grip, spring-loaded blade mechanismAnti-restart function to prevent unintentional starts
Battery CompatibilityCompatible with all DeWalt 20-volt batteriesCompatible with all Makita 18V LXT batteries


The DeWalt DCW682 and Makita XJP03Z are both high-quality cordless biscuit joiners with brushless motors, offering efficiency and durability. The DeWalt shines with its superior ergonomics and innovative dust management system, making it a great choice for those prioritizing comfort and cleanliness. The Makita, while slightly front-heavy with larger batteries, offers robust safety features and a high level of adjustability, appealing to users who value precision and safety. Battery compatibility for both tools is extensive, providing flexibility within their respective ecosystems. Ultimately, the choice between the two may come down to brand preference and specific feature priorities.

Pros and Cons of DeWalt DCW682


  • Cordless convenience with reliable battery life.
  • Precise cuts with easy depth adjustment.
  • Durable construction typical of DeWalt products.
  • Effective dust collection system.


  • Battery and charger sold separately, which could be an added expense.
  • May be heavier than corded models, potentially affecting maneuverability for some users.

Trouble Shooting Common Issue

When encountering issues with the DeWalt DCW682 20-Volt Biscuit Joiner, a couple of common areas to investigate include the power source and the cutting mechanism. Initially, it’s crucial to ensure that the battery powering the tool is fully charged and properly seated. A battery that isn’t correctly inserted or is nearing the end of its life can lead to the tool not starting or performing suboptimally. Additionally, it’s worth examining the tool’s blade and depth settings. An incorrectly installed blade, or one that’s become dull over time, can result in excessive vibration or poor cutting performance. Ensuring the blade is sharp, properly installed, and set to the appropriate depth for the task at hand is essential for optimal operation.

Person holding biscuit joiners

Dust management is another aspect that can affect the tool’s efficiency. A full or clogged dust bag can impede the biscuit joiner’s ability to clear away debris, which might not only affect the cutting precision but also create a messier work environment. Regularly emptying the dust bag and checking for any blockages in the dust port can alleviate this issue. Overheating can also occur if the tool is used intensively without adequate breaks, or if the air vents are obstructed by dust and debris. Allowing the tool to cool down periodically and keeping the air vents clear can help maintain its performance and longevity. By addressing these common concerns, users can ensure their DeWalt DCW682 continues to provide precise and efficient joinery, maintaining the high standard of work DeWalt tools are known for.

Maintenance Tips

  1. Keep it Clean: After each use, take a moment to wipe down the biscuit joiner. Dust and debris can accumulate in nooks and crannies, potentially affecting the tool’s performance. A soft brush or compressed air can be particularly effective for clearing out hard-to-reach areas around the blade and fence.
  2. Blade Maintenance: The blade is the heart of your biscuit joiner. Check it regularly for signs of wear or damage. A dull blade will make your work harder and could even be unsafe. When it’s time, replace the blade or have it professionally sharpened. Remember, working with sharp tools is not just about efficiency; it’s also about safety.
  3. Battery Care: Lithium-ion batteries, like the ones used in your DeWalt tool, prefer not to be drained completely before recharging. Try to keep them charged and avoid leaving them in extremely hot or cold conditions, as extreme temperatures can affect battery life and performance.
  4. Check Moving Parts: Periodically, give the adjustable parts of your biscuit joiner a once-over. The fence and depth adjustment mechanisms should move smoothly. If you notice any stiffness or resistance, a bit of dry lubricant can work wonders. Avoid oil-based lubricants that can attract and hold dust.
  5. Dust Bag Diligence: Your dust collection bag is a hero that doesn’t wear a cape. Keeping it empty and clean ensures your workspace stays clear and your joiner functions efficiently. If the bag becomes overly dirty or starts to wear out, replacing it is a simple and cost-effective way to maintain performance.


In conclusion, The DeWalt DCW682 20-Volt Biscuit Joiner combines a powerful brushless motor, ergonomic design, and effective dust management, making it a top choice for precision wood joining. It features an adjustable rack and pinion fence system for precise cuts and offers convenient depth adjustments for various biscuit sizes. Its foldable design enhances portability and safety, while the reliable DeWalt construction promises durability. Ideal for both professionals and hobbyists, this tool ensures efficient and clean joinery work, although the battery and charger are sold separately. Regular maintenance, including blade care and battery management, will keep it performing at its best.


  1. What materials can the DeWalt DCW682 biscuit joiner work with?
    The DeWalt DCW682 is versatile and can work with a wide range of wood types, from softwoods to hardwoods, ensuring precise and strong joints for various woodworking projects.
  2. Is the DeWalt DCW682 suitable for beginners in woodworking?
    Yes, the DCW682 is designed with ease of use in mind, making it suitable for beginners. Its intuitive controls and safety features provide a comfortable learning curve for those new to biscuit joinery.
  3. Can I use standard-sized biscuits with the DeWalt DCW682, or does it require special biscuits?
    The DeWalt DCW682 is compatible with standard-sized biscuits, which are readily available, making it convenient for users to find supplies for their projects.
  4. How do I change the blade on the DeWalt DCW682, and how often should it be done?
    Changing the blade on the DCW682 is straightforward, thanks to its tool-less blade change feature. The frequency of blade changes depends on usage and the materials you work with; however, it’s recommended to inspect the blade regularly for wear and replace it as needed to maintain optimal performance.
  5. What is the warranty period for the DeWalt DCW682, and what does it cover?
    The DeWalt DCW682 typically comes with a manufacturer’s warranty that covers defects in materials and workmanship. The exact warranty period and coverage details can vary, so it’s advisable to check with the manufacturer or your local dealer for specific warranty information related to your purchase.

For more expert woodworking and advice, explore our guides, discover top recommendations in our best section, and delve into in-depth product reviews in our review section. Happy Cutting.

Joel Cunningham
Joel Cunningham
Forestry Author

I'm Joel Cunningham, an expert in pruning and weed management with over a decade of experience. My skills are rooted in formal training and extensive practice, focusing on advanced pruning techniques and efficient weed control. I'm known for my quality work, precision, and deep understanding of plant health and soil dynamics. My contributions extend to educational initiatives where I share sustainable practices and advice, establishing myself as a reliable and authoritative figure in the gardening community.


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