While it soaks, tape and paper around the lenses to protect the paint.” Then, “Using the dry sponge as a sanding block, start with the 400 grit and sand in the same direction to smooth the ...

Use 600-grit wet/dry paper to smooth paint runs or drips smooth to the surface, being careful not to sand too far and exposing the metal again. How to Properly Apply Paint to Your Car.

After sanding an area,wipe it down with a clean, dry towel to check for high spots. ... Using2,000-grit paper, wet-sand the whole surfaceyou just applied the guidecoat to.

I went over the body several times, starting with coarse 80-grit paper, and worked my way up through 150-grit, 220-grit, and finally 320-grit (using dry paper equaled 400-grit wet paper).

Grit numbers range from 24 (extra-coarse) all the way up to over 1000—though most home improvement projects use sandpaper in a much smaller range, from roughly 60- to 360-grit.