Ключевые слова: arm, blade, business, circular saw, construction, construction worker, cut, cutting, dimension, door frame, energy efficiency, engineering, equipment, factory, fiber, frame, hand, holding, industrial, industrial equipment, industrial tool, industry, job, loudness, machine, manufacture, manufacturing, material, measure, noise, occupation, plastic, polyvinyl chloride, precise, precision, production, profile, profiles, pvc window, rubber, saw, sharp, sparks, technology, white, window, window frame, work, worker, workshop,