Dremel's 1/4" Drum Sander Accessory Bit.
A cylinder covered with aluminum oxide abrasive that sits atop a mandrel. The band covering the cylinder is coarse 60-grit. The band is replaceable. Ideal for rough-shaping and smoothing wood and fiberglass; as well as removing rust from metal surfaces, shaping rubber surfaces, furniture refinishing, and more. Sand inside curves.
One Drum Sander Bit
Drum Diameter: 1/4" (6.4mm) Shank Diameter: 1/8" (3.2mm)
Use a slow speed with this accessory a keep a very light touch for more effective sanding.