Non-Sanding Primer-Surfacer Off White NS2602 / Black NS2607 is an extremely versatile non-sanding primer-surfacer that eliminates the need for a two-stage build-up, which helps to boost productivity. It can be applied directly over metal and unsanded e-coats, and with the addition of additive AZ9600, to exterior plastic parts. It is suitable for all topcoats from Cromax