Metric Ruler Image - 12 cm Millimeter Scale for Measurement Reference #3344686 (License: Personal Use)

This is a vector-style digital illustration of a metric ruler spanning 12 centimeters (120 mm), with fine tick marks for each millimeter and bold numerals at every centimeter. The ruler features a clean black-on-white design, ensuring high contrast and readability for print or screen use. It includes a small “mm” label near the zero mark to clarify the unit of measurement.

Used in educational materials, technical documentation, design software references, and DIY guides where precise scale visualization is needed; matches user intent for measurement tools, printable rulers, or STEM teaching resources.