3M Auto Professional 320 Grit Sandpaper Sheets. 

Smooth Step 2. Precision-Shaped Grain Technology. 

Smooth and refine glaze and soft putty. 

5 Sheets in package. 

Individual Sheet Size: 3 2/3 inches x 9 inches. 

Lasts 5 times longer.  

Sand by hand, on a large sanding tool, on a sanding block or cut to size for use on a power tool sander. 

Part Number: 03078.    

MMM-73334