Ключевые слова: background, blade, closeup, construction, deburring, detail, disc, electric, equipment, factory, flash, glowes, grind, grinder, grinding, hand, industrial, industry, iron, job, light, machine, machining, manual, manufacture, manufacturing, metal, power, production, protect, protection, safety, saw, spark, speed, steel, switch, technical, technology, tool, welding, wheel, work, worker, workshop,