This is a heavy metal free polyurethane primer. The primer can be topcoated within an hour which makes for a productive choice.
ESU 470
This is a low VOC, non sanding epoxy primer with a smooth finish. It offers exceptional time to topcoat for high productivity shops looking for the corrosion protection expected.
ESU 48x Series
These non sanding primers provide a smooth finish and fast topcoat times, making this the product of choice in high productivity shops.