Ключевые слова: abrasive, abstract, closeup, cnc, cogwheel, complex, cutter, cutting, cylindrical, drill, engineering, factory, gear, gear hob, gears, industrial, industry, involute, iron, lubrication, machine, machinery, machining, manufacture, manufacturing, master gears milling cutter, mechanical, metal, metalwork, metalworking, milling, mwtalworking, power, precision, process, processing, production, quality, services, shaft, sharpening, shaving, spline, spline hob, steel, surface, technology, tool, wheel, work,