Ключевые слова: accuracy, adjustable, background, caliper, calliper, centimeter, closeup, construction, digital, display, engineer, equipment, group, image, inch, industrial, industry, instrument, isolated, isolatedbackground, liquidcrystal, measurement, measuring, medicine, metal, metallic, metre, millimeter, nobody, object, objects, objectsequipment, old, pliers, repairing, ruler, science, screw, screwdriver, single, spanner, steel, studio, technology, tool, trammel, vernier, white, work, wrench,