Upgrade 12 Pieces of Sanding Block Kit, Hook and Ring Design, Including 20 Piece

Wet or Dry Sanding for Versatility on Various Surfaces Designed for both dry sanding and wet sanding with water. Wet sanding is a great way to minimize dust for a cleaner workspace. The sandpapers include 4 most-used grits (80, 120, 180, 240), 5 sheets for each grit, carefully selected to handle everything from coarse material removal to fine finishing.