Ключевые слова: blade, carbon, construction, cut, cutter, cutting, diamond, disc, engineer, engineering, equipment, factory, garage, grind, grinder, grinding, industrial, industry, iron, machine, maintenance, manual, manufacturing, material, mechanic, metal, metal workshop, people, pipe, polish, power, production, protection, repairing, round, safety, saw, service, spark, speed, spin, steel, technology, tool, welding, work, worker, workplace, workshop,