Ключевые слова: abstract, accuracy, accuracyconcept, alignment, balance, balanceconcept, bubble, builder, building, carpenter, construction, constructiontool, craft, detail, engineer, engineering, equipment, handyman, hardware, industrial, industry, instrument, isolated, isolatedcomposition, isolatedequipment, isolatedinstrument, isolatedobject, level, line, measurement, measurementtool, object, precision, precisionconcept, professional, professionaltool, simple, simplephoto, straight, symbolic, tool, toolconcept, toolphoto, unique, work, yellow,