Sia Sanding sponge Medium/Coarse.
- SIA all-purpose sanding sponges with 2 different degrees of abrasion - Stronger than sandpaper, they can be used for dry or wet sanding - Sponges at right angles - High removal rate and long service life - Flexibility due to foam backing - Pre-adapted to contours and roundings Structure: - Aluminum oxide applied to a sponge