30 cm Transparent Plastic Ruler - Precision Measurement Tool for School & Office #3899520 (License: Personal Use)

This 30-centimeter transparent plastic ruler features crisp black metric markings from 0 to 30 cm, with millimeter precision and a reinforced edge for durability. A small circular hole near the zero mark allows for convenient hanging or storage. Its lightweight, non-slip design ensures accurate line drawing and measurement in academic, artistic, and professional settings.

Commonly used in educational materials, e-commerce product listings, stationery websites, and DIY tutorials; matches user intent for purchasing or identifying standard measuring tools.