[SergentEng] Re: Coupler finish/color

Jeff Young

We get a slightly different Rustoleum lineup on this side of the pond, but I’ve been using their “Surface Primer" on HOn3 Sharon couplers without any problems:

Rust-Oleum Surface Primer Superior Adhesion Spray Paints

I do rub a bunch of pencil lead on the mating surfaces after assembly, and then burnish the outsides with a toothpick.