Ключевые слова: blade, building, circle, circular, circular blade, construction, cut, cutting, diamond, disc, disk, electric, equipment, grind, grinder, hand, hands, heavy duty, industrial, industry, iron, job, light, machine, manual, manufacture, manufacturing, mechanic, metal, metalworker, pipe, power, production, rotate, round, saw, sawing, spark, sparks, speed, spin, steel, technical, technology, tool, wheel, work, worker, workshop,