3M Wetordry Tri-M-Ite Sandpaper Sheets 411Q. Size is 3-2/3" x 9" 500A grit, 100 Sheets. 10 holes for machine sanding. Condition is new old stock. Outer box shows some wear from storage in the shop.

Brand: 3M
Type: wet or dry
Number of Pieces: 100
Size: 9in.
Grit: 500 Grit
Manufacturer Part Number: 051131-02071
Country of Manufacture: United States