mechanical alphabet made from rivet metal with gears on black background. set of numbers 7, 8, 9. 3d

abc alphabet ancient apocalypse arial art background black bolt brass bronze character clench clock clockwork cog cogwheel collage compilation connection construction copper cyberpunk decorative design development dieselpunk energy engine engineer engineering equipment fantasy fiction font gear gearwheel gray illustration industrial industrialization industry isolated machine machinery made mechanic mechanical mechanism metal metallic number photo plate precision punk retro rivet rotation screw set shape silver steam steampunk style technical technology tool toy type typeface vintage watch wheel work