[Milsurplus] replacing black oxide screws /with/ blackened zinc plated screws

[Kenneth G. Gordon]

On 27 Oct 2020 at 20:15, jphutch60bj wrote:

> Need to replace a few lost black oxide screws with zinc plated screws.   
> I really only need to "blacken" the screw heads.
> 
> To accomplish the task I am thinking of Gun Bluing just the heads of the 
> zinc plated screws, using a Cold Gun Bluing solution.
> 
> Anyone gone down this road before that may have some tips or tricks.

I just paint them with flat-black enamel after putting them in.

Ken W7EKB