Fein Cordless Impact Wrench ASCD 18-200 W4 Review


When it comes to tackling heavy-duty tasks or working on projects that demand both power and precision, having the right tools can make all the difference. As a seasoned DIY enthusiast and home improvement aficionado, I recently had the opportunity to put the Fien Cordless Impact Wrench ASCD 18-200 W4 (71150761000) to the test. In this review, I’ll share my firsthand experience and insights into this powerhouse tool.

Brief Specifications

  • Brand: Fein
  • Manufacturer: FEIN Power Tools
  • Part Number: 71150761090
  • Item Weight: 2.4 ounces
  • Product Dimensions: 1 x 1 x 1 inches
  • Item model number: ASCD18
  • Material: Plastic, Metal
  • Head Style: Hex
  • Finish Type: Powder Coated
  • Finish: Powder Coated
  • Power Source: Battery Powered
  • Operation Mode: Battery
  • Voltage: 18 Volts
  • Item Package Quantity: 1
  • Item Torque: 1859 Pounds Per Inch
  • Style: Universal
  • Sound Level: 104.8 dB
  • Speed: 1500 RPM
  • Measurement System: Imperial
  • Batteries: 2 Lithium Ion batteries

The Fein Cordless Impact Wrench ASCD 18-200 W4 provides all the essentials to ensure both comfort and culinary elegance. The package comprises:

Fein Cordless Impact Wrench ASCD 18-200 W4 with accessories and carrying case.

Comes With:

  • ‎2 rechargeable batteries (Li-ion)
  • 1 rapid charger ALG 80
  • 1 belt clip
  • 1 bit garage
  • 1 tool case

Strength and Operational Efficiency

The ASCD 18-200 W4 stands out as a formidable force in the realm of cordless impact wrenches, thanks to its robust 18V power source that packs a punch. The sheer power it exerts, reaching up to an impressive 200 Newton-meters of torque, is a testament to its capability in handling a diverse range of applications. Having had hands-on experience with a variety of impact wrenches throughout my endeavors, I can confidently assert that the ASCD 18-200 W4’s power level is a game-changer.

Person using Fein Cordless Impact Wrench ASCD 18-200 W4 in a workshop.

This level of torque is not only substantial for common tasks but also proves invaluable for more demanding applications, such as automotive repairs or construction projects. In practical terms, the ASCD 18-200 W4 showcases its operational prowess by effortlessly tackling challenging tasks. Loosening stubborn lug nuts, a common hurdle in automotive work becomes a breeze with this impact wrench.

Person using Fein Cordless Impact Wrench ASCD 18-200 W4 on a wooden beam with bolts.

Additionally, when it comes to driving large screws into dense materials, the tool’s power ensures a seamless and efficient operation. This not only enhances productivity but also reduces the physical strain on the user, making it an indispensable companion for both DIY enthusiasts and professionals alike. The ASCD 18-200 W4 truly shines in its ability to deliver unparalleled strength and operational efficiency, setting a new standard for what can be achieved with a cordless impact wrench.

Quantifiable Assessments

In the pursuit of a comprehensive evaluation, I undertook a series of meticulous tests to provide a tangible understanding of the ASCD 18-200 W4’s performance. One standout metric is the tool’s no-load speed, which consistently impressed during testing. The ASCD 18-200 W4 achieved a remarkable speed of up to 2,500 revolutions per minute (RPM). This swift rotation is a key factor in its overall efficiency, particularly when combined with the wrench’s substantial torque.

Exploded and dimensional view of Fein Cordless Impact Wrench ASCD 18-200 W4.

The amalgamation of high speed and formidable torque translates into a tool that excels in swiftly completing tasks, whether it’s tightening or loosening fasteners, drilling into various materials, or handling other demanding applications. This quantitative measurement not only underscores the ASCD 18-200 W4’s exceptional performance but also positions it as a reliable and efficient tool for tasks that demand both speed and power. Furthermore, the significance of the ASCD 18-200 W4’s quantifiable measurements becomes evident in real-world scenarios.

Close up of Fein Cordless Impact Wrench ASCD 18-200 W4 in use.

In a professional setting, such as an automotive workshop or a construction site, the ability to deliver a high RPM ensures rapid and precise execution of tasks. Whether it’s the need for quick assembly or disassembly of components, the tool’s quantitative performance metrics make it a valuable asset. DIY enthusiasts will appreciate the precision it brings to intricate tasks, providing a sense of control and accuracy that is often crucial for successful project outcomes. In essence, these quantifiable assessments highlight the ASCD 18-200 W4’s practical effectiveness and its ability to meet the demands of various applications.

Battery Life and Charging

One of the pivotal considerations for any cordless tool lies in its battery life, and the ASCD 18-200 W4 doesn’t disappoint in this regard. The tool is outfitted with a sturdy lithium-ion battery that showcased remarkable longevity during the extensive testing phase. This feature is especially noteworthy for users engaged in prolonged tasks, as a reliable and enduring battery ensures uninterrupted workflow.

Person using Fein Cordless Impact Wrench ASCD 18-200 W4 on wooden workbench.

From my hands-on experience, the ASCD 18-200 W4 emerged as a dependable companion for extended projects, where a consistent power supply is indispensable. Beyond its impressive battery life, the ASCD 18-200 W4 further distinguishes itself with a rapid charging capability. Clocking in at approximately 45 minutes for a full charge, the tool minimizes downtime, allowing for sustained productivity throughout various projects.

Fein Cordless Impact Wrench ASCD 18-200 W4 on wooden deck with tools.

This quick turnaround not only contributes to an efficient workflow but also caters to the user’s need for prompt recharging, ensuring that the tool is ready for action when needed. The combination of a robust lithium-ion battery and a fast charging time elevates the ASCD 18-200 W4’s appeal, making it a practical choice for users who value both longevity and quick turnaround in their cordless tools.

Evaluation Based on Visual Observation:

Upon a thorough visual assessment of the Fein Cordless Impact Wrench ASCD 18-200 W4, its design and construction exemplify a commitment to both functionality and durability. The tool’s sleek and ergonomic profile stands out, providing a comfortable grip for extended use. The placement of controls and indicators is intuitive, enhancing user-friendliness.

The robust build, coupled with quality materials, instills confidence in the tool’s ability to withstand demanding conditions. The attention to detail is evident in the fine craftsmanship, contributing not only to the wrench’s visual appeal but also to its overall performance. From the carefully engineered components to the thoughtfully designed exterior, the ASCD 18-200 W4 showcases a harmonious blend of aesthetics and functionality, making it a standout tool in both form and function.

Comparisons and Considerations

When delving into a comparative analysis between the ASCD 18-200 W4 and other cordless impact wrenches currently available in the market, several distinct features set it apart. The ASCD 18-200 W4 excels in achieving a harmonious blend of power, speed, and battery life, distinguishing itself as a versatile tool suitable for a myriad of applications.

Person using Fein Cordless Impact Wrench ASCD 18-200 W4 on wooden surface.

While some competing models may shine in isolated aspects, such as raw power or high RPM, the Fein Cordless Impact Wrench strikes a commendable balance, making it a compelling choice for users seeking a well-rounded solution. In the realm of automotive work, where torque and precision are paramount, the ASCD 18-200 W4’s robust power source and efficient speed make it a standout performer. It effortlessly handles tasks like loosening lug nuts or tightening bolts, showcasing its adaptability in demanding scenarios.

Simultaneously, in construction projects where a tool must navigate between delicate tasks and heavier-duty applications, the Fine tool’s versatility becomes evident. The ability to seamlessly transition between tasks is a testament to its well-rounded design, catering to the multifaceted needs of users engaged in diverse projects. Moreover, the ASCD 18-200 W4’s battery life plays a pivotal role in distinguishing it from the competition.

Fein Cordless Impact Wrench ASCD 18-200 W4 drilling screws into tree stump.

In a landscape where cordless tools are only as good as their uptime, the Fien Cordless Impact Wrench not only offers robust power and speed but also ensures extended periods of operation without frequent interruptions for recharging. This strategic combination of features places the ASCD 18-200 W4 in a favorable position for users who value a comprehensive solution that doesn’t compromise on any essential aspect. In essence, this comparative analysis underscores the ASCD 18-200 W4’s versatility, making it a top contender in the realm of cordless impact wrenches for a wide spectrum of applications.

Comparison Table vs. Competitors

Fine Cordless Impact Wrench ASCD 18-200 W4 vs. Makita 18V XDT19 Brushless Cordless 1/4″ Impact 4 Speed Quick Shift

FeatureFein Cordless Impact Wrench ASCD 18-200 W4Makita 18V XDT19 Brushless Cordless 1/4″ Impact 4 Speed
TorqueUp to 200 Newton-metersUp to 180 Newton-meters
No-Load SpeedUp to 2,500 RPM0 – 3,600 RPM
Battery TypeLithium-ionLithium-ion
Battery LifeLong-lastingModerate to normal
Charging TimeApproximately 45 minutesApproximately 30 to 40 minutes
WeightConsiderableCompact and Lightweight
VersatilitySuitable for heavy-duty to precision workVersatile for various applications
Build QualityDurable constructionHigh-quality and durable build
Special FeaturesQuick charging, high torque4-speed settings with Quick Shift technology
PriceCompetitivePricing may vary
Overall RecommendationPowerful and versatileCompact with advanced features, especially 4-speeds
Comparative Summary

The Fein Cordless Impact Wrench ASCD 18-200 W4 and the Makita 18V XDT19 Brushless Cordless 1/4″ Impact with 4-Speed Quick Shift technology present users with formidable choices in the cordless impact wrench market. The Fien ASCD 18-200 W4 stands out with its powerful 18V motor, delivering up to 200 Newton-meters of torque. It’s versatile, durable, and efficient in various applications, particularly heavy-duty tasks.

Makita 18V XDT19 Brushless Cordless 1/4" Impact with 4-Speed

On the other hand, the Makita XDT19 boasts a brushless motor and the added advantage of 4-speed settings with Quick Shift technology. With a high no-load speed of up to 3,600 RPM, it offers users precise control over the tool’s performance, making it ideal for a range of applications.

The choice between the two ultimately hinges on user preferences and specific project requirements. The Fine model excels in power and versatility, while the Makita variant brings advanced technology and speed control to the forefront. Users may consider factors such as torque, speed, weight, and special features to make an informed decision based on their unique needs.

Pros and Cons


  • Powerful Performance: The ASCD 18-200 W4 is equipped with an 18V motor that delivers substantial torque, making it a powerhouse for a wide array of applications. Whether tackling heavy-duty tasks or precision work, the tool’s performance is consistently reliable and efficient.
  • Quick Charge Time: The lithium-ion battery integrated into the ASCD 18-200 W4 boasts a rapid charging capability. With an approximate charge time of 45 minutes, users experience minimal downtime, ensuring that the tool remains ready for use during demanding projects.
  • Versatility: A standout feature of the ASCD 18-200 W4 is its versatility. The tool proves adept at handling tasks spanning from heavy-duty applications, such as automotive repairs, to more intricate and precise work. This adaptability enhances its usability across a diverse range of projects.
  • Durable Construction: The build quality of the ASCD 18-200 W4 reflects a commitment to longevity, even in challenging conditions. The tool’s robust construction ensures durability, making it a reliable investment for users who demand resilience from their equipment.


  • Weight: A notable consideration for users planning prolonged use of the ASCD 18-200 W4 is its weight. The tool’s robust construction, while contributing to its durability, adds to its overall weight. This may be a factor for users who prioritize a lightweight tool, especially in situations where extended use could lead to increased physical strain.

Decision-Making Factors

When in the market for an impact wrench, the key decision-making factors often revolve around power, battery life, and versatility. In this regard, the ASCD 18-200 W4 emerges as an exemplary choice, showcasing exceptional performance in each of these critical areas. Its robust 18V motor ensures ample torque for various applications, the lithium-ion battery offers extended and efficient operation, and the tool’s versatility makes it well-suited for a wide range of projects. For users seeking a reliable and high-performing tool capable of handling diverse tasks, the ASCD 18-200 W4 stands out as a compelling option that aligns with these paramount decision-making factors.

Recommendation for Optimal Uses

After a thorough and hands-on assessment, my unequivocal recommendation for the best overall cordless impact wrench falls on the Fine Cordless Impact Wrench ASCD 18-200 W4. This recommendation is rooted in the tool’s outstanding performance, quick charging capabilities, and versatility. The ASCD 18-200 W4 not only delivers robust power with its 18V motor but also ensures minimal downtime with its lithium-ion battery that charges swiftly in approximately 45 minutes.

Its versatility allows users to seamlessly transition between heavy-duty and precision tasks. For those in search of a powerful, versatile, and durable cordless impact wrench, the ASCD 18-200 W4 stands as a testament to superior craftsmanship, making it the optimal choice for a myriad of applications.

Final Thoughts

In wrapping up my exploration of the Fine Cordless Impact Wrench ASCD 18-200 W4, it undeniably secures its status as a premier tool in my toolkit. The outstanding power delivered by its 18V motor, coupled with an efficient battery life, positions it as a standout choice that caters to the needs of both DIY enthusiasts and professionals. Its durability, evident in the robust construction, assures users of a reliable and long-lasting companion for their projects.

The ASCD 18-200 W4 isn’t just a tool; it’s an investment in elevated efficiency and precision. Whether loosening tough nuts in automotive repairs or engaging in intricate construction tasks, this impact wrench consistently rises to the occasion. The Fine Cordless Impact Wrench ASCD 18-200 W4 has undoubtedly left a lasting impression, proving itself as an indispensable asset for those who demand excellence in their tools.

Frequently Asked Question

  1. What is the voltage of the ASCD 18-200 W4, and how does it contribute to its performance?
    The ASCD 18-200 W4 operates on an 18V power source. This voltage level empowers the tool with substantial torque, making it versatile and capable across a range of applications.
  2. How long does the battery of the ASCD 18-200 W4 typically last, and is it replaceable?
    The lithium-ion battery in the ASCD 18-200 W4 offers long-lasting performance. The exact duration depends on usage, but with proper care, users can expect extended battery life. Replacement batteries are available for purchase.
  3. Can the ASCD 18-200 W4 handle heavy-duty applications, such as automotive repairs?
    Absolutely. The ASCD 18-200 W4’s powerful 18V motor and high torque make it well-suited for heavy-duty tasks, including automotive repairs, where substantial force is often required.
  4. What is the tool’s no-load speed, and how does it impact its efficiency?
    The ASCD 18-200 W4 boasts a no-load speed of up to 2,500 revolutions per minute (RPM). This high speed contributes to the tool’s efficiency, ensuring quick and precise execution of tasks.
  5. Is the ASCD 18-200 W4 suitable for precision work, or is it primarily designed for heavy-duty tasks?
    The ASCD 18-200 W4 is versatile, making it suitable for both precision work and heavy-duty applications. Its adjustable settings and efficient torque control enable users to switch seamlessly between tasks.
  6. What is the charging time for the lithium-ion battery in the ASCD 18-200 W4?
    The ASCD 18-200 W4 features a quick charging lithium-ion battery, with an approximate charge time of 45 minutes. This rapid charging minimizes downtime during projects.
  7. How does the ASCD 18-200 W4 handle prolonged use, considering its weight?
    While the tool’s robust construction adds to its weight, users report that the ergonomic design mitigates discomfort during prolonged use. The weight contributes to its durability, making it suitable for extended tasks.
  8. Can the ASCD 18-200 W4 be used for tasks other than automotive work and construction?
    Yes, indeed. The tool’s versatility extends to various applications, making it suitable for tasks ranging from woodworking to metal fabrication. Its adaptability ensures it meets the needs of diverse projects.
  9. Is the ASCD 18-200 W4 compatible with accessories from other manufacturers?
    For optimal performance and safety, it is recommended to use accessories and attachments specifically designed for the ASCD 18-200 W4. Using compatible accessories ensures the tool operates at its best.
  10. What warranty and support options are available for the ASCD 18-200 W4?
    The Fine Cordless Impact Wrench ASCD 18-200 W4 typically comes with a manufacturer’s warranty. It is advisable to check the specific warranty terms and conditions provided by the manufacturer. Additionally, customer support services are available for any inquiries or assistance.

We value your feedback! Feel free to share your own encounters and perspectives on the Fine Cordless Impact Wrench ASCD 18-200 W4 in the comments section. Your firsthand experiences can be instrumental in assisting other users as they navigate their choices in the world of power tools. Let your insights contribute to a community of informed decision-makers!

Edward Smith
Edward Smith
Forestry Author

Woodworking is about more than crafting; it's a harmonious connection with nature, mastering tools, and preserving our environment. I'm here to share my knowledge and experiences with you, forging a future where we can embrace wood's beauty and utility while safeguarding our forests' health and diversity.


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