Ключевые слова: blade, circle, circular, construction, cut, diamond, die, disc, disk, drill, electric, engineering, equipment, factory, flash, grind, grinder, hand, hot, industrial, industry, iron, light, machine, man, manual, manufacture, manufacturing, mechanic, metal, metal cutting, power, production, rotate, round, safety, saw, sharp, spark, speed, spin, steel, technical, technology, tool, turning, wheel, work, worker, workshop,