KIARUO Pneumatic Rivet Nut Gun with Self-locking vs Milwaukee M12 12-Volt Lithium-Ion Cordless 3/8 in.
Updated July 2026 — KIARUO Pneumatic Rivet Nut Gun with Self-locking wins on noise, Milwaukee M12 12-Volt Lithium-Ion Cordless 3/8 in. wins on price and speed.
The KIARUO Pneumatic Rivet Nut Gun is ideal for riveting tasks, while the Milwaukee M12 combo kit excels in fastening capabilities. Choose based on your specific needs.
Why KIARUO Pneumatic Rivet Nut Gun with Self-locking is better
Price
KIARUO is $20 cheaper
Noise Reduction
KIARUO has a lower operational noise level
Rivet Functionality
KIARUO specializes in riveting tasks
Why Milwaukee M12 12-Volt Lithium-Ion Cordless 3/8 in. is better
Torque
Milwaukee delivers up to 35 ft-lbs of torque
Speed
Milwaukee operates at 250 RPM
Portability
Milwaukee includes a compact design and tool bag
Overall score
Specifications
| Spec | KIARUO Pneumatic Rivet Nut Gun with Self-locking | Milwaukee M12 12-Volt Lithium-Ion Cordless 3/8 in. |
|---|---|---|
| Power | Adjustable | 35 ft-lbs |
| Speed | Variable | 250 RPM |
| Noise Level | ≤65 dB | N/A |
| Mandrels | 3 sizes | N/A |
| Battery Type | N/A | REDLITHIUM |
Dimension comparison
Overview of the Products
The KIARUO Pneumatic Rivet Nut Gun and the Milwaukee M12 12-Volt Lithium-Ion Cordless Ratchet and Screwdriver Combo Kit cater to different needs, making them suitable for distinct applications. The KIARUO gun, priced at $158.88, is designed for riveting tasks with its self-locking heads and adjustable speed. In contrast, the Milwaukee combo kit, at $179.00, focuses on providing powerful fastening capabilities with a ratchet and screwdriver in a compact design. While the KIARUO gun is about 11% cheaper than the Milwaukee kit, the choice between them ultimately depends on the specific requirements of your projects.
Features and Functionality
The KIARUO Pneumatic Rivet Nut Gun boasts a self-locking head that allows for quick assembly and disassembly of the mandrels, enhancing work efficiency. It includes three different mandrel sizes: 1/4, 5/16, and 3/8 inches, catering to various riveting needs. Additionally, it features a speed adjust knob to control the intensity and speed of operations. Conversely, the Milwaukee combo kit offers robust performance with a torque output of up to 35 ft-lbs, making it suitable for tough fastening tasks. It also provides a superior speed of 250 RPM, ensuring quick completion of tasks. Each product's features cater to different aspects of DIY and professional work, emphasizing the importance of choosing based on specific use cases.
Ease of Use
The KIARUO Pneumatic Rivet Nut Gun is designed for user convenience, featuring a self-locking head and an embedded noise reduction setting, which minimizes operational noise to 65 dB. This makes it easier on the ears during prolonged use. The need to lubricate screws before usage is a slight drawback, but overall, the design promotes efficiency. Meanwhile, the Milwaukee combo kit excels in portability with its compact design and low-profile head, making it perfect for tight spaces. Both products prioritize user experience, but the Milwaukee kit offers a more intuitive approach with its lightweight and easy-to-handle design.
Durability and Build Quality
When it comes to durability, the KIARUO Pneumatic Rivet Nut Gun is made with impact-resistant steel S2 material, which effectively prevents wear and reduces shaking during operation. Its high-quality rotor, forged from alloy steel, offers greater accuracy and wear resistance, contributing to longevity. On the other hand, Milwaukee is renowned for its robust build quality and the REDLITHIUM Battery Pack, which not only extends battery life but also ensures more work per charge. Both tools are built to last, but the materials and technology used in each reflect their intended applications—riveting versus fastener work.
Performance Metrics
The performance of the KIARUO Pneumatic Rivet Nut Gun is characterized by its adjustable speed settings, allowing users to tailor the tool's power to the task at hand. This flexibility can significantly enhance productivity, especially in varied environments. Comparatively, the Milwaukee combo kit delivers impressive torque and speed, which are critical for fast and effective fastening. The two tools excel in their respective areas, but the Milwaukee kit’s performance metrics suggest it is better suited for heavy-duty tasks, while the KIARUO excels in riveting applications.
Portability and Storage
Portability is a significant factor for many users, and here the Milwaukee M12 combo kit shines with its compact design and included tool bag, making it easy to carry and store. Its lightweight nature allows for easy handling, especially in tight spaces. In contrast, the KIARUO Pneumatic Rivet Nut Gun's design is not as focused on portability, primarily serving as a stationary tool for riveting tasks. While both tools can be transported, the Milwaukee combo kit is more convenient for on-the-go professionals or DIYers who need to transport their tools frequently.
Price Comparison
The KIARUO Pneumatic Rivet Nut Gun is priced at $158.88, making it about 11% cheaper than the Milwaukee M12 combo kit, which retails at $179.00. This price difference could influence purchasing decisions, especially for those operating on a budget. The cheaper price of the KIARUO may appeal to users specifically seeking a rivet nut gun, while the additional $20 for the Milwaukee kit might be justified by its versatile functionalities and powerful performance.
Which should you buy?
Choosing between the KIARUO Pneumatic Rivet Nut Gun and the Milwaukee M12 combo kit depends on your specific needs. If your primary tasks involve riveting and you value speed adjustment and noise reduction, the KIARUO is an excellent choice at $158.88. However, if you require a powerful tool for fastening tasks, with the added benefit of portability and a compact design, the Milwaukee kit at $179.00 would be the better investment. Both tools hold strong positions in their respective categories, ultimately aligning with the user's requirements and preferences.

