https://www.ebay.com/sch/i.html?_nkw=3M+20793+Sanding+Disc+Extra+Coarse+30+In+Dia+Pk10+G5090596&_sacat=0&_dmd=2

3M 20793 Sanding Disc, Extra Coarse,30 In Dia, Pk10 G5090596

Regular price
$429.00
Sale price
$308.00

PSA Sanding Disc, Vacuum Hole Design No Hole, Disc Dia. 30 In, Grade Extra Coarse, Grit 36, Abrasive Type Coated, Abrasive Material Aluminum Oxide, Backing Material Cloth, Backing Weight X, Color Brown, Packaged In Box, Package Quantity 10