Subaru Head Gasket Preparation3m roloc disc c5-zr, aluminum oxide, 3 x 1-1/4, medium grit lot of 10.3M Scotch-Brite Roloc Disc C5-ZR, Aluminum Oxide, 3 x 1-1/4, Medium Grit Lot of 10. This item is in the category Business & Industrial\CNC, Metalworking & Manufacturing\Metalworking Supplies\Abrasives\Abrasive Wheels\Cup...