Amazon.com: Sander Hand-Held Rubber Sanding Drum for Drill 4-1/2" x 1-1/2" and 4-1/2" x 1" (Hand Drum Sander) : Tools & Home Improvement
NTT a handheld drill drum sander. One end attaches to the drill. The other (the red side) is a handle with bearings. Works great for shaping edges etc! : r/Tools
WEN 5 Amp Corded Variable Speed Portable Oscillating Spindle Sander HA5932 - The Home Depot