Using Tips
400 to 800 Grit Sandpaper: for final finishing before painting
1000 to 1200 Grit Sandpaper: This grade grit is used for light sanding between coats of finish and to sand metal and other hard surfaces.
1200 to 1500 Grit Sandpaper: This grade grit is used for sanding between coats
2000 to 3000 Grit Sandpaper: This grade grit is used for buffing.