Bosch 8-1/2″ Single-Bevel Slide Miter Saw Review


Introducing the BOSCH GCM18V-08N 8-1/2″ Single-Bevel Slide Miter Saw, a cutting-edge powerhouse in the realm of precision tools. Crafted with the expertise and innovation synonymous with the Bosch brand, this miter saw is designed to elevate your woodworking experience to new heights. Whether you’re a seasoned professional or a DIY enthusiast, the GCM18V-08N offers a perfect blend of portability, accuracy, and durability. Its single-bevel design and sliding functionality provide unparalleled versatility, allowing you to tackle a wide array of cutting tasks with ease. Join us as we delve into the features that make this miter saw a game-changer in the world of woodworking tools.

What You Need To Know About BOSCH GCM18V-08N 8-1/2″ Single-Bevel Slide Miter Saw

Bosch GCM18V-08N 8-1/2" Single-Bevel Slide Miter Saw with blue and red accents on a white background

The BOSCH GCM18V-08N 8-1/2″ Single-Bevel Slide Miter Saw is a game-changer in the world of woodworking tools. This cordless miter saw, part of the Surgeon bare tool kit, offers an impressive 3-5/8 In. nested crown cutting capacity, making it a versatile choice for professionals and DIY enthusiasts alike. Weighing just 31.5 lbs. , it’s designed for on-the-go convenience without sacrificing cutting power. The laser guide system ensures precision in every cut, and the precisely centered sliding bars contribute to a smooth and user-friendly sliding experience. With a 10-5/8 In. crosscut capacity and efficient dust collection through the dust chute and bag, the GCM18V-08N sets a new standard for accuracy, portability, and cleanliness in miter saws.

Technical Specifications

Voltage‎18 Volts
Number of Teeth‎80
Dimensions‎32″L x 18.5″W x 18″H
Blade Diameter8.5 in
Weight31.5 lbs
Bevel Angle Range0° to 45°
Max. Depth at Max Bevel1.5 in

Key Features

  • Professional Cutting Capacity: With a 3-5/8 In. nested crown cutting capacity, this miter saw is designed to handle a range of cutting tasks, catering to both professional and DIY woodworking projects.
  • Portability: Weighing only 31.5 lbs., the GCM18V-08N is exceptionally portable, providing flexibility and convenience for on-the-go jobsites without compromising on cutting performance.
  • Versatility: The saw allows for a 10-5/8 In. crosscut capacity, providing a broad range of cutting possibilities. Its 47° left to 47° right cut against the fence further enhances its versatility for various angled cuts.
  • Laser Guide System: The accurate laser guide system ensures precise alignment of the cut line to the blade, contributing to the overall accuracy of cuts and making it easier for users to achieve the desired results.
  • Smooth Sliding Mechanism: Engineered with precisely centered sliding bars, the GCM18V-08N delivers a very smooth and easy sliding experience, enhancing user control and comfort during operation.
  • Efficient Dust Collection: The inclusion of a dust chute and dust bag demonstrates a commitment to maintaining a clean and safe workspace, efficiently collecting dust and debris during operation.
  • Cordless Design: Powered by an 18V Lithium-Ion battery, this cordless miter saw eliminates the constraints of cords, providing increased mobility and flexibility on the jobsite.
  • Durable Construction: Built by Bosch, a reputable brand in power tools, the GCM18V-08N is crafted with durability in mind, ensuring long-lasting performance even in demanding work environments.

Design and Build Quality

Weighing just 31.5 lbs., this miter saw strikes a balance between lightness and durability. The well-designed construction not only gives it a feather-light feel but also ensures easy maneuvering across different job sites, a clear testament to Bosch’s commitment to delivering reliable tools for both professionals and DIY enthusiasts.

Person using a BOSCH GCM18V-08N 8-1/2" Single-Bevel Slide Miter Saw to cut wood in a workshop

The miter saw’s practicality becomes apparent in its user-friendly design, making it suitable for a variety of woodworking tasks. Despite its lightweight build, the tool maintains its sturdiness, proving itself as a dependable companion for a range of projects. Bosch’s dedication to quality and functionality is evident in this miter saw, making it an excellent choice for those in search of a tool that seamlessly combines lightweight portability with enduring performance.

Performance and Efficiency

By going cordless, the GCM18V-08N not only keeps up with current technology but also improves the efficiency and precision of your cutting tasks. The integration of a laser guide system ensures that each cut aligns accurately with the blade, particularly beneficial for intricate projects where precision is crucial.

BOSCH GCM18V-08N 8-1/2" Single-Bevel Slide Miter Saw cutting a wooden plank

The sliding mechanism is another standout feature of the GCM18V-08N. The smooth sliding action, guided by precisely centered bars, sets a new standard for performance. This well-engineered aspect not only enhances the user experience but also contributes to the tool’s overall efficiency. Whether you’re a seasoned professional or a DIY enthusiast, the GCM18V-08N’s combination of cordless capability, laser precision, and smooth sliding mechanism makes it a versatile and dependable addition to your woodworking tools.

Unleashing Precision

Woodworking revolves around precision, and in this aspect, the miter saw in question truly excels. The incorporation of a laser guide system introduces a remarkable level of accuracy in each cut, particularly crucial in intricate projects. This feature doesn’t just enhance precision; it essentially transforms the miter saw into a virtual assistant, providing guidance akin to a reliable partner for achieving precise measurements and cuts.

BOSCH GCM18V-08N 8-1/2" Single-Bevel Slide Miter Saw cutting through a wooden plank with a visible red laser guide

In the realm of intricate woodworking projects, the laser guide system becomes a pivotal element, guaranteeing seamless alignment of each cut with the blade. The miter saw’s precision is not merely a luxury but an essential requirement, and the laser guide system elevates it to a point where meticulous craftsmanship becomes not only feasible but readily achievable. It’s comparable to having a dedicated assistant, guiding your every move and ensuring that the final result attests to accuracy and excellence in the world of woodworking.

Safety Features

Creating a safe workspace is crucial in any workshop, and the GCM18V-08N takes this seriously by including intelligent safety features. Bosch, a trusted leader in tool manufacturing, prioritizes user safety in the design of this miter saw. The knowledge that the tool comes equipped with safety features tailored for the user provides a comforting layer of confidence for individuals involved in a variety of woodworking tasks.

Person using a BOSCH GCM18V-08N 8-1/2" Single-Bevel Slide Miter Saw to cut a wooden plank

Bosch’s dedication to user safety is reflected in the deliberate incorporation of safety features into the GCM18V-08N. These features are not merely additional components but integral elements of the tool’s design, significantly contributing to a secure working environment. Users can embark on woodworking projects with peace of mind, knowing that Bosch has taken intentional measures to enhance safety. In a realm where precision and power intersect, the GCM18V-08N distinguishes itself not only for its performance but also for its unwavering commitment to the safety of those who wield it.


From intricate crown molding to straightforward crosscuts, this miter saw caters to a myriad of cutting tasks. Its impressive cutting capacities and bevel angles make it a versatile tool, whether you’re a professional carpenter or a DIY enthusiast. Here are some key applications where this miter saw excels:

  1. Crown Molding Installation: The BOSCH GCM18V-08N excels in the precise cutting of crown molding, allowing for seamless and accurate installations in various rooms. Its single-bevel design and 8-1/2-inch blade make it a reliable choice for achieving the perfect fit.
  2. Framing and Trim Work: Ideal for construction projects, this miter saw is well-suited for framing and trim work. Its portability and powerful cutting capacity make it a valuable asset on job sites, ensuring efficient and accurate cuts for framing elements and trim details.
  3. Custom Furniture Crafting: Woodworkers and DIY enthusiasts can leverage the GCM18V-08N for crafting custom furniture pieces. Whether it’s crafting precise joints or creating intricate designs, the miter saw’s versatility contributes to professional-quality results.
  4. Home Improvement Projects: Tackling various home improvement tasks becomes more manageable with the GCM18V-08N. From building shelves and cabinets to making adjustments to existing structures, its combination of power and precision makes it an essential tool for DIY projects.
  5. Deck Building: The miter saw finds application in deck building and outdoor structures. Accurate angle cuts contribute to the structural integrity of decks and enhance the overall aesthetics. Its cordless design allows for flexibility in working on outdoor projects without being tethered to power outlets.
  6. Door and Window Frame Construction: Professionals involved in door and window installations benefit from the GCM18V-08N’s ability to make clean and accurate cuts. The tool’s precision is crucial for ensuring a proper fit and finish in frame construction projects.
  7. Versatile Material Cutting: Whether working with wood, composite materials, or other commonly used construction materials, the GCM18V-08N handles a variety of substances with ease. Its adaptability makes it suitable for a wide range of applications across different projects.

The BOSCH GCM18V-08N 8-1/2″ Single-Bevel Slide Miter Saw is a versatile tool with applications ranging from intricate woodworking projects to construction tasks, showcasing its adaptability and reliability across various scenarios.

Ease of Maintenance

Maintenance is a breeze, and the dust chute and dust bag keep my workspace clean. It’s a thoughtful addition that not only prolongs the tool’s life but also contributes to a tidy working environment. Here are practical tips to keep it in top shape:

  1. Regular Cleanup: After a day’s work, give your saw a good wipe-down. Clear off sawdust and debris to keep it ready for the next project.
  2. Blade Care: The blade is crucial. Keep it sharp for precise cuts. If it looks dull, take a moment to sharpen it or consider a replacement. A well-maintained blade ensures smooth operations.
  3. Lubricate Moving Parts: Keep things smooth by applying a suitable lubricant to moving parts, especially the sliding mechanism.
  4. Alignment Check: Regularly ensure the blade is aligned. If not, take a moment to recalibrate. Perfect alignment ensures accurate cuts.
  5. Battery Attention: For cordless users, follow charging guidelines to maintain battery health. A healthy battery means reliable power.
  6. Proper Storage: Find a dry spot for your saw after work. Keep it away from direct sunlight and extreme temperatures. Cover it if needed to protect against dust and potential damage.
  7. Cord Check: For corded versions, inspect the power cord for wear. If it’s showing signs of damage, consider a replacement for a steady power supply.
  8. Prioritize Safety: Always follow safety guidelines, wear the right gear, and never compromise on safety features. A well-maintained tool is only as good as its safe use.

Price and Value for Money

While the initial cost might suggest a high-end purchase, a closer look at this miter saw unveils significant value for the investment. Its cordless design, a symbol of modern convenience, brings added versatility, catering to users who prioritize unrestricted movement in their woodworking ventures. The precision ingrained in its features isn’t merely a luxury; it’s a foundational element that seamlessly transforms woodworking into an enjoyable and seamless experience.

Person using a BOSCH GCM18V-08N 8-1/2" Single-Bevel Slide Miter Saw to cut a white board

Choosing this tool is more than a monetary transaction; it’s a dedication to enhancing your woodworking projects. The holistic performance of the cordless GCM18V-08N, coupled with its precision engineering, guarantees not just accurate cuts but a celebration of the craftsmanship it empowers. For those deeply invested in the quality of their creations, this miter saw stands as a valuable companion, delivering worth that extends well beyond the initial cost assessment.

Is it Worth it to Buy?

Certainly, the GCM18V-08N distinguishes itself with its exceptional mobility, efficient battery utilization, and rapid adjustment mechanism. These features collectively make it a standout choice for users who value precision and portability in their woodworking tools. The seamless integration of enhanced mobility liberates this miter saw from the constraints of cords, allowing users to move effortlessly across diverse job sites.

Person inserting a CORE18V battery into a BOSCH GCM18V-08N 8-1/2" Single-Bevel Slide Miter Saw

Additionally, its efficient battery use provides added convenience, aligning seamlessly with the dynamic demands of a varied work environment. The quick adjustment mechanism further elevates its appeal, saving valuable time during projects and enabling users to focus on the artistry of their craft. For those prioritizing both accuracy and the ability to adapt swiftly to different woodworking needs, the GCM18V-08N proves to be an investment that not only meets but surpasses expectations, ensuring enduring benefits in terms of performance and usability.

Pros and Cons


  • Highly portable: Weighing only 31.5 lbs., the GCM18V-08N is easy to transport and setup, making it ideal for on-the-go projects.
  • Professional cutting capacity: The saw offers a 3-5/8 In. nested crown cutting capacity, allowing you to tackle a wide range of projects, from simple miter cuts to intricate crown molding.
  • Versatility: With a 10-5/8 In. crosscut capacity and the ability to cut from 47° left to 47° right, this miter saw is suitable for various cutting angles and applications.
  • Enhanced precision: The accurate laser guide system ensures precise cuts by aligning the cut line with the blade, making it easy to achieve accurate results.
  • Clean workspace: The inclusion of a dust chute and dust bag helps to eliminate dust and debris, keeping your workspace clean and safe.
  • Cordless convenience: Powered by an 18V Lithium-Ion battery, the cordless design eliminates the need for an outlet, offering greater mobility and flexibility on the jobsite.
  • Smooth operation: The saw features precisely centered sliding bars that provide a smooth and user-friendly sliding experience, enhancing control during operation.


  • Limited bevel range: While the bevel angle range covers common angles, it may be considered restrictive for users who require a wider range for specialized bevel cuts.
  • Additional costs for accessories: Certain accessories, such as specialized blades or stands, may require separate purchases, adding to the overall cost.
  • Learning curve for laser guide: Some users may experience a learning curve in mastering the laser guide system, particularly when it comes to calibrating it for precise cuts.

Comparison Table

FeatureBOSCH GCM18V-08NMakita LS002GZ01
Power SourceBattery (Cordless)Battery (Cordless)
Blade Diameter8-1/2″8-1/2″
Battery Voltage18V40V Max
Miter Range47° left / 47° right60° left / 60° right
Bevel Range45° left / 0° right48° left / 48° right
Max Cutting Capacity (at 90°/90°)2 x 8″2-3/4 x 12-1/4″
No Load Speed5,500 RPM4,800 RPM
Weight31.5 lbs16.4 – 17.0 kg (36.2 – 37.6 lbs.)
Dust CollectionYesDual dust collection ports
Safety FeaturesBlade guard, safety switch, and brakeElectric brake, see-through blade guard, and safety features
Additional FeaturesLaser guide, compact design, and portabilityAuto-start Wireless System (AWS), rail-forward design, and LED lamp
Average Price$441.25 to $474.05 $718.02 to $747.93

Makita LS002GZ01 8-1/2″ Cordless Brushless Slide Compound Miter Saw

The Makita LS002GZ01 8-1/2″ Cordless Brushless Slide Compound Miter Saw stands as a robust and advanced woodworking tool, powered by a 40V Max Li-Ion battery from the XGT series. With a powerful brushless motor, electric brake, and constant speed control, this saw offers versatile and efficient performance. Notably, its rail-forward design allows for placement close to the wall, optimizing workspace in smaller areas. Featuring dual dust collection ports, an Auto-start Wireless System (AWS), and an LED lamp for precise cutting lines, the LS002GZ01 combines innovation with practicality. With a bevel range of 48° left and right, a miter range of 60° left and right, and a max cutting capacity of 2-3/4 x 12-1/4″ at 90°/90°, this cordless miter saw is a standout choice for those who prioritize advanced features and are willing to invest in a high-performance tool.

Comparative Analysis

In evaluating the BOSCH GCM18V-08N and the Makita LS002GZ01, it’s evident that both cordless 8-1/2″ miter saws offer distinct features catering to woodworking enthusiasts. The BOSCH model, with its 18V battery, strikes a balance between portability and performance, offering a miter range of 47° left and right and a bevel range of 45° left and 0° right. Its laser guide and compact design enhance cutting precision and convenience, making it an attractive choice in the $$ price range.

On the other hand, the Makita LS002GZ01 boasts a powerful 40V Max battery, providing a wider miter range of 60° left and right and a bevel range of 48° left and right. Featuring dual dust collection ports, Auto-start Wireless System (AWS), and a rail-forward design, this model stands out with advanced functionalities. However, its higher price in the $$$ range reflects the investment required for these enhanced features.

The decision between the two depends on individual preferences and project requirements. The BOSCH GCM18V-08N offers a reliable and portable solution with a focus on precision, making it a suitable choice for those seeking a balance between features and affordability. On the other hand, the Makita LS002GZ01, with its higher voltage and advanced specifications, is well-suited for users prioritizing top-tier features and are willing to invest in a more powerful tool. Both models cater to different needs, providing woodworking enthusiasts with options based on their specific priorities and budgets.

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Final Verdict

In summary, the BOSCH GCM18V-08N 8-1/2″ Single-Bevel Slide Miter Saw has unequivocally established itself as a premier tool in my workshop. With its meticulous design, cutting-edge features, and outstanding performance, it has proven to be a steadfast companion for every woodworking endeavor. For those in pursuit of a seamless amalgamation of precision, portability, and power, this miter saw unquestionably merits a prominent place in your toolkit.


  1. Is the BOSCH GCM18V-08N suitable for professional use, or is it more geared towards DIY projects?
    The GCM18V-08N is designed to cater to both professionals and DIY enthusiasts. With its 3-5/8 In. nested crown cutting capacity and 10-5/8 In. crosscut capacity, it offers the versatility needed for a range of woodworking tasks, making it a reliable choice for various skill levels.
  2. What sets the GCM18V-08N apart from other miter saws in its class?
    The standout feature is its cordless design, providing exceptional mobility without compromising on performance. Powered by an 18V Lithium-Ion battery, this miter saw stands out for its balance of power, precision, and portability.
  3. How does the laser guide system contribute to precision in cuts?
    The laser guide system in the GCM18V-08N ensures precise alignment of the cut line with the blade, enhancing accuracy during operation. This feature is particularly valuable for achieving intricate and error-free cuts.
  4. Can the GCM18V-08N handle larger woodworking projects, or is it more suitable for smaller tasks?
    With a 10-5/8 In. crosscut capacity, this miter saw is well-equipped to handle a variety of projects, including larger tasks. Its capabilities make it versatile enough for both small-scale and more extensive woodworking applications.
  5. How easy is it to adjust bevel and miter angles on the GCM18V-08N?
    The GCM18V-08N features a quick adjustment mechanism, allowing users to easily customize bevel and miter angles. This user-friendly design ensures efficient adjustments, saving time and enhancing overall ease of use.
  6. What safety features does the GCM18V-08N incorporate to ensure user protection?
    Bosch prioritizes safety with intelligent features in the GCM18V-08N. While specifics may vary, most miter saws by Bosch include features like blade guards, safety switches, and ergonomic designs to minimize the risk of accidents.
  7. Does the GCM18V-08N come with a warranty, and what does it cover?
    Bosch 18V cordless power tools, including the GCM18V-08N, are typically covered by a limited warranty. For specific details on coverage, duration, and any conditions, it’s recommended to refer to Bosch’s warranty documentation or contact their customer support.
  8. How efficient is the dust collection system on the GCM18V-08N?
    The GCM18V-08N is equipped with a dust chute and dust bag, providing efficient dust collection during operation. While individual experiences may vary, this feature contributes to maintaining a clean and safe workspace.

As we wrap up our exploration of woodworking tools, the BOSCH GCM18V-08N 8-1/2″ Single-Bevel Slide Miter Saw emerges as a craftsman’s ideal companion. Balancing precision and portability, this cordless powerhouse excels whether you’re creating intricate designs or making simple crosscuts. The laser-guided accuracy and thoughtful design make the GCM18V-08N a standout choice, reflecting Bosch’s dedication to safety, efficiency, and user-friendly features. For those valuing the fusion of performance and convenience, the GCM18V-08N is more than a tool; it’s a reliable companion on the journey of transforming raw materials into works of art.

Benjamin Brooks
Benjamin Brooks
Forestry Author

Greetings! I'm Benjamin Brooks, and my journey over the past 15 years has revolved around the fascinating realms of content creation, expertise in snow clearing, and the intricate world of lumberjacking and landscaping. What began as a simple curiosity about the natural world and heavy machinery has evolved into a passionate profession where my love for crafting words intertwines seamlessly with my lumberjacking and garden skills.


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