Ключевые слова: arm, background, bit, borer, build, carpentry, construction, cutter, design, drill, drilling, element, engineer, engineering, equipment, gray, hard, hardware, high, improvement, industrial, industry, instrument, macro, manual, metal, milling, object, perfect, power, quality, repair, screw, set, sharp, shiny, speed, spiral, steel, still, strength, technology, tool, white, work, workshop,