Ключевые слова: accuracy, automated, cnc machine, computer, control, cutting, drill, drill bit, engineering, equipment, factory, foundry, helix, hole, industry, lathe, machine part, machinery, manufactured object, manufacturing, manufacturing equipment, metal, metal industry, metallic, metalwork, model object, motion, no people, operating, production line, scrap metal, sharp, shavings, shiny, spiral, stability, stainless steel, steel, strength, technology, thimble, thorn, toughness, turning, violence, work tool, working,