Eagle S-Tack mini Discs are designed for use in topcoat spot repair sanding to remove excess orange peel, over-runs, and dust nibs. Can also be used for light scuff sanding before painting. Long lasting high performance. Yellow-Film discs cut extremely fast and uniform. SUPER-TACK system provides cooler sanding and the convenience of easy on and off from the disc pad. Recommended using Cushion Pad included in the box