When removing paint and varnish with the Bosch Professional GEX 125-1 AE, we recommend using Bosch EXPERT C470 sandpaper with coarse grit (K40-K80). This sandpaper is specially designed for wood and paint work and offers a high removal rate and durability. Bosch Professional accessories EXPERT C470 sanding paper multi-hole for random orbital sanders, 125 mm, G 40, 50 pcs (40)