![Amazon.com: Eastwood Black Epoxy Primer Sealer | Direct to Metal Fast Action Drying & Easy to Sand | Suitable for Steel Fiberglass Aluminum | Ideal for Automotive Car Paint | Rust and Amazon.com: Eastwood Black Epoxy Primer Sealer | Direct to Metal Fast Action Drying & Easy to Sand | Suitable for Steel Fiberglass Aluminum | Ideal for Automotive Car Paint | Rust and](https://m.media-amazon.com/images/I/512s06XM8HL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Eastwood Black Epoxy Primer Sealer | Direct to Metal Fast Action Drying & Easy to Sand | Suitable for Steel Fiberglass Aluminum | Ideal for Automotive Car Paint | Rust and
![Amazon.com: SAMURAI 2-Part Spray Paint Epoxy Primer for Car Surfacer (Metal Primer Red Oxide, Pack of 1 Can) : Automotive Amazon.com: SAMURAI 2-Part Spray Paint Epoxy Primer for Car Surfacer (Metal Primer Red Oxide, Pack of 1 Can) : Automotive](https://m.media-amazon.com/images/I/51Bdu3whpYL._AC_UF894,1000_QL80_.jpg)
Amazon.com: SAMURAI 2-Part Spray Paint Epoxy Primer for Car Surfacer (Metal Primer Red Oxide, Pack of 1 Can) : Automotive
![Advice needed, keep sanding through the rust that's under the primer or epoxy primer over it? Worth the time? Factory paint on 2007 GMC Sierra roof. Thanks! : r/Autobody Advice needed, keep sanding through the rust that's under the primer or epoxy primer over it? Worth the time? Factory paint on 2007 GMC Sierra roof. Thanks! : r/Autobody](https://i.redd.it/x01wlij4ou991.jpg)