Makita 9903 3" x 21" Belt Sander

Powerful & Variable-Speed Motor
Equipped with an 8.8 A motor and electronic speed control, it maintains consistent performance under load. The variable speed dial lets you adjust belt speed between 690 to 1,440 ft/min to match the task and material.

Quiet, Comfortable Operation
Operates at just 84–85 dB, making it one of the quieter belt sanders in its class, which reduces operator fatigue.

Auto-Tracking Belt System
Automatically aligns the sanding belt without manual tweaking, improving efficiency and belt longevity.

Flush & Versatile Sanding Design
Features an open nose and side to enable effective flush sanding against walls or inside tight spaces, such as curves.

User-Friendly Ergonomics
The front grip design offers better control, while the long 16.4 ft (5 m) power cord enhances mobility on the jobsite.

Cleaner Jobsite
Includes a dust bag and is designed to integrate with dust extraction systems—even Festool systems, with customizable setups.

Durable & Adaptable
Its flat-top design allows for inverted stationary use, ideal for table-mounted applications. Also, it's double-insulated for safety.