Astro Pneumatic Tool 1822 ONYX 1/2" Nano Impact vs Milwaukee 2767-20 M18 Fuel High Torque 1/2" Impact
Updated August 2026 — Astro Pneumatic Tool 1822 ONYX 1/2" Nano Impact wins on price and weight, Milwaukee 2767-20 M18 Fuel High Torque 1/2" Impact wins on durability and torque.
The Milwaukee 2767-20 offers superior power and features, making it the better choice for demanding tasks.
Why Astro Pneumatic Tool 1822 ONYX 1/2" Nano Impact is better
Price
Astro Pneumatic Tool is significantly cheaper at $111.99.
Weight
Astro Pneumatic Tool weighs only 3.0 lbs.
Compactness
Astro Pneumatic Tool has a shorter profile for tight spaces.
Why Milwaukee 2767-20 M18 Fuel High Torque 1/2" Impact is better
Torque
Milwaukee delivers 1,000 ft-lbs of fastening torque.
Durability
Milwaukee features advanced electronics for protection.
Versatility
Milwaukee has a friction ring for quick socket changes.
Overall score
Specifications
| Spec | Astro Pneumatic Tool 1822 ONYX 1/2" Nano Impact | Milwaukee 2767-20 M18 Fuel High Torque 1/2" Impact |
|---|---|---|
| Max Torque | 500 ft-lbs | 1,000 ft-lbs |
| Weight | 3.0 lbs | 7.0 lbs |
| Motor Type | Standard | Brushless |
| Friction Ring | No | Yes |
| Sales Rank | 44,761 | 15,901 |
Dimension comparison
Overview of the Astro Pneumatic Tool 1822 ONYX and Milwaukee 2767-20
The Astro Pneumatic Tool 1822 ONYX is priced at $111.99, while the Milwaukee 2767-20 is significantly higher at $259.00. This price difference of about 132% raises an important question: does the Milwaukee model justify its cost with superior features or performance?
The Astro Pneumatic Tool 1822 ONYX is designed for those who prioritize a lightweight and compact impact wrench. Weighing just 3.0 lbs and measuring less than 3-7/8 inches in length, it offers a maximum torque of 500 ft-lbs. The Milwaukee 2767-20, on the other hand, boasts a powerful 1,000 ft-lbs of fastening torque and 1,400 ft-lbs of nut-busting torque, making it ideal for the most demanding applications.
Performance Comparison
In terms of performance, the Milwaukee 2767-20 significantly outshines the Astro Pneumatic Tool 1822 ONYX. With a POWERSTATE brushless motor, it delivers 1,000 ft-lbs of fastening torque, which is double the max torque of the Astro model. This makes the Milwaukee a strong contender for heavy-duty tasks in automotive and construction settings.
While the Astro Pneumatic Tool offers a respectable 500 ft-lbs of torque, it is more suited for lighter jobs. Notably, the Milwaukee unit's advanced REDLINK PLUS intelligence prevents overheating and overloading, ensuring long-term durability even under challenging conditions. This makes the Milwaukee a more robust option for professionals who require reliability.
Design and Build Quality
The design of the Astro Pneumatic Tool 1822 ONYX emphasizes compactness and portability. Its short profile and lightweight construction (3.0 lbs) make it easy to maneuver and use in tight spaces. The innovative twin hammer design contributes to its reliability while providing 4.8 CFM airflow efficiency.
Conversely, the Milwaukee 2767-20 is built with a focus on durability and ergonomics. Its friction ring anvil allows for quick one-handed socket changes, enhancing efficiency. Although heavier than the Astro model, the design still aims to provide balance and ease of use, making it a practical choice for intensive applications.
Versatility and Features
The Astro Pneumatic Tool 1822 ONYX features three forward and three reverse settings, allowing for versatility in various applications. Its maximum torque of 500 ft-lbs is adequate for general tasks, making it suitable for DIY enthusiasts or light professional work.
In contrast, the Milwaukee 2767-20 offers a higher torque capacity, enabling it to handle more demanding jobs effectively. The friction ring anvil is designed for quick socket changes, which is a significant advantage for efficiency on the job site. This feature, coupled with its advanced electronics, makes the Milwaukee a more versatile tool for professionals who require a high-performance impact wrench.
Weight and Portability
The weight of an impact wrench can play a crucial role in its usability, particularly for extended use. The Astro Pneumatic Tool 1822 ONYX weighs only 3.0 lbs, making it an exceptionally lightweight option that users can easily handle for prolonged periods without fatigue.
On the other hand, the Milwaukee 2767-20 is heavier, which may be a consideration for some users. However, its weight is offset by the power it delivers. For users who prioritize portability and ease of use, the Astro Pneumatic Tool is clearly the better choice, but those who need more power might find the Milwaukee worth the trade-off.
Price Analysis
The price difference between the two models is significant. The Astro Pneumatic Tool 1822 ONYX is currently priced at $111.99, which is about $147 less than the Milwaukee 2767-20, priced at $259. This price disparity of around 57% makes the Astro model an appealing option for budget-conscious buyers.
However, potential buyers should consider what they need from an impact wrench. If the requirement is for a tool that can handle high-torque applications, the Milwaukee may justify its higher price with superior performance and features.
Sales Ranking and Market Position
In terms of sales rank, the Milwaukee 2767-20 holds a better position at 15,901 compared to the Astro Pneumatic Tool 1822 ONYX, which has a sales rank of 44,761. This indicates that the Milwaukee model is more popular among consumers, likely due to its robust features and performance capabilities.
The higher sales rank of the Milwaukee suggests it is favored for professional use, while the Astro Pneumatic Tool may appeal more to casual users or those requiring a lightweight and compact option.
Which should you buy?
Choosing between the Astro Pneumatic Tool 1822 ONYX and the Milwaukee 2767-20 ultimately depends on your specific needs and budget. If you are looking for a lightweight, portable impact wrench for general tasks and a lower price point, the Astro Pneumatic Tool is an excellent choice at $111.99.
However, if you need a high-torque tool for demanding applications and are willing to invest more, the Milwaukee 2767-20, with its powerful motor and advanced features, would be the better option at $259. Your decision should align with the type of work you plan to undertake and your budget constraints.

