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This document establishes specifications for the visual display and presentation of numerical data on technical drawings. It outlines requirements for font styles, heights, and spacing to ensure clarity and uniformity across international engineering practices. The text covers guidelines for Arabic numerals and decimal markers, addressing scenarios involving thin and thick strokes. Detailed instructions are provided for the alignment and positioning of figures relative to dimension lines and extension lines. These provisions aim to eliminate ambiguity in interpretation during manufacturing and inspection processes. The content further specifies conventions for fractions, degrees, and angular measurements within the context of schematic representations. By adhering to these visual standards, communication between design teams and production facilities is streamlined. The scope includes various industries where precise graphical representation is critical for operational safety and efficiency. Consistency in these visual elements supports global interoperability and reduces errors arising from misinterpretation of technical illustrations.