ali industries 3012-003 Master Mechanic, 3 Pack, 6 -Inch, 60 Grit, Coarse, Stick On Sanding Disc The product is Master Mechanic, 3 Pack, 6", 60 Grit, Coarse, Stick On Sanding Disc, For Use On Wood, Metal, Fiberglass, & Painted Surfaces. Easy to use The product is manufactured in China 3 pack of 6'' 60 grit stick on sanding disc Coarse removal For use on wood, metal, fiberglass and painted surfaces