Brand Name: Diablo *Sub Brand: StickFast *Length: 4-1/2 in. *Width: 4-1/2 in. *Grit: 60 Grit *Grit Range: 40 to 60 Grit*Material: Aluminum Oxide *Product Type: Sanding Sheet *Product Type Range: Power Sanding Accessories *Number in Package: 4 pk *Grit Type: Coarse *Wet or Dry: Dry *Recommended Surface: Wood, Metal, Plastic *Packaging Type: Carded *Discovery -  Core, Super,  Other