DIABLO 16 in. x 2 in. 36-Grit Sanding Disc DCD160036S01G - The Home Depot
Virginia Abrasives 007-16240 Floor Sanding Discs, 16-Inch Diameter by 2-Inch Arbor Hole, 40 Grit, 20-Pack - Sandpaper Sheets - Amazon.com
Klingspor Abrasives 16"x 2" Center Hole, Silicon Carbide Floor Sanding Disc, Paper Backed, 36 Grit
Malish Heavy Duty Sandpaper Pad/Disc Driver - UnoClean
Bona Double-Sided Sanding Discs 16" - Floor Mechanics - The World's Fastest Free Delivery For Hardwood Flooring Contractors. Huge Inventory, Same Day Shipping.