VERY FINE 320 Grit A/O (Extra Spray) Maroon pads have a multitude of uses, from defuzzing of white wood to scuff sanding between sealer coats on wood. These are also used in the automotive industry for prepping metal surfaces before paint. The ‘XS’ means 10% ‘extra spray’ of A/O on the pad. This pad will outlast our original (SPM) non-woven hand pad because of the extra minerals sprayed. Applications: Cleaning, wood finishing, automotive finishing, plastics Uses: Multi-purpose Abrasive: Aluminum Oxide (A/O) Product Weight: 0.825 oz 60 Pads/Box