File of a brass clockwork. Additional tags for this footage are: This footage you will also find under following tags: circle, mechanical, old, engine, balance,technology, gear, precision, macro, wheel, grey, mechanism, time, retro, industrial, metallic, drive, motion, screw, inside, machine, antique, eternity, vintage, part, work,ruby, instrument, industry, detail, brass, clock, metal, catch, cogwheel, golden, background