Vehicle sandpaper disc, ARIZONA perfectDAPAP-HOKLP-21HO-P40-D150MMARIZONA PERFECT Application : Grains P40-P120Initial sanding of factory primers on new parts (KTL paints), sanding off old paint, sanding out stone-chip damage and rusty areas, sanding dented areas down to bare metal, pre-sanding of polyester and fine filler, levelling of filler edges. Grains P100-P600Initial sanding of old paint during transition to new paint, matting of top-coat paints, sanding of plain paints, thermoplastic acrylic paints, clear lacquers, water-based paints, thick-film, primer, synthetic resin and nitro fillers, spray filler, 2-component and MS filling primers, and reaction primers.