Ключевые слова: 16x9, accuracy, assemble, axis, black, blue, bolt, bolt shaft, concept, conic, conical shaft, design, diagram, dial gauge micrometer, dial indicator, diameter, digit, dimension, dimensions, disassemble, distance, documentation, draft, drawing, education, engineering, figure, gauge, grooved, hand, hatched area, hatching, head, helix, industrial, industry, instrument, iron, jig, machining, manufacture, measuring tool, mechanical, metal, metallic, needle, no people, nopeople, outline, part, parts, precision, repair, research, scale, scheme, science, screw, screw head, silver, sketch, skill, stainless steel, steel, technical, technical drawing, technology, thread, white, work, workpiece,