Barrel polishing pads are specialized cylindrical or drum-shaped abrasive pads used in metal finishing to smooth, blend, or polish surfaces—often in places where flat polishing wheels can’t easily reach. Here’s the breakdown of what they are and why they’re used: ⸻ Shape & Design • Barrel-shaped (drum) — mounts onto a rotary tool, spindle, or mandrel. • Designed to make contact along their curved surface, allowing even polishing of inside curves, tubing, or contoured parts. • Usually made with n