Milwaukee M18 BOS125-0 5-Inch Random Orbital Sander (18V Bare Tool)

Powerful cordless sanding for woodworking projects

The Milwaukee M18 BOS125-0 5-inch Random Orbit Sander brings corded-like performance to a cordless platform. It delivers up to 12,000 max OPM, letting you tackle finish work with speed while maintaining control through a wide speed range. This bare tool relies on compatible Milwaukee M18 batteries sold separately, giving you the flexibility to choose your power setup on site.

With a 7,000–12,000 variable speed dial, you can fine-tune the orbit to suit the task at hand, from aggressive material removal to a finer touch for prep work. The tool's motor is designed to maximize efficiency, helping you make the most of each battery charge during longer jobs and reducing the need for frequent battery swaps.

Real-world uses and what you might notice

Whether you are smoothing a door edge, prepping a cabinet face, or refining a tabletop, the sander offers a balance between power and finesse. The compact 5-inch pad covers a range of common project surfaces, and the cordless design adds flexibility when outlets are scarce or you’re working in a tight workspace.

• Cordless freedom on the job site without sacrificing speed or control
• Adjustable 7,000–12,000 OPM to match wood density and finish depth
• High-performance motor enhances material removal per charge
• Compact, 5-inch pad for versatile tasks from furniture to trim
• Battery is not included; compatible Milwaukee M18 batteries are sold separately

Buyer's notes and practical tips

• Part of the Milwaukee M18 system, offering wide compatibility with other tools and batteries
• A bare tool is a cost-effective option for those who already own M18 batteries
• Plan for a compatible charger and battery to unlock full cordless potential

In summary, the M18 BOS125-0 combines portability with capable sanding performance. It’s a flexible choice for DIY projects and professional work that requires quick material removal, controlled finishing, and the convenience of a cordless setup.