DECOR SCREWS

The Council of the technological plan. For mounting front panels of enclosures of different radiokonstruktor often used galvanized, blue and all shiny screws or bolts, not impressive looking on a dark background. I head saharnau: cleaned with sandpaper “nulevkoy”, degreased cotton swab soaked in Cologne, is heated in the flame of a gas burner until red-hot, dipped in vegetable oil and slowly cooled in air. As a result, the head gets black finishing and is corrosion-resistant. Interestingly, if you use mineral engine oil, the surface is lighter, matte.

 

E. SAWICKI, Korosten