United Scientific® Clear Plastic Ruler – 12 Inch (30 cm), Dual Scale in Inches & Millimeters

{ "44286178787464": { "extra_description": "The United Scientific® 12" Clear Plastic Ruler is a versatile measuring tool designed for classrooms, labs, offices, and everyday use. Constructed from durable transparent plastic, this ruler provides clear visibility of underlying surfaces for accurate alignment and measurement. One side is scaled in 1/16-inch increments, while the opposite side features a 1mm metric scale, making it ideal for science experiments, technical drawings, geometry, and general measurement tasks. Lightweight yet sturdy, it’s an essential tool for students, teachers, engineers, and professionals seeking precision and reliability." }, "44286178820232": { "extra_description": "The United Scientific® 6" Clear Plastic Ruler is a compact and reliable measuring tool, ideal for science labs, classrooms, and fieldwork. Made from transparent plastic, it allows easy reading and alignment on any surface. The ruler features a precise millimeter (1mm) metric scale, ensuring accurate measurements for educational, engineering, and scientific applications. Its smaller size makes it highly portable, fitting conveniently into pencil cases, lab kits, or field bags—perfect for students, teachers, and professionals who need accuracy on the go." } }

{ "44286178787464": { "extra_keyfeatures": "Dual Measurement Scales – Inch (1/16") and metric (1mm) for versatile use. Clear Transparent Plastic – Provides visibility of underlying surfaces for accurate alignment. Durable & Lightweight – Built for repeated classroom, lab, and office use. Multi-Purpose Tool – Perfect for math, drafting, science experiments, and everyday tasks." }, "44286178820232": { "extra_keyfeatures": "Precise Metric Scale – Graduated in 1mm increments for accurate measurements. Compact & Portable – 6-inch size fits easily in pencil cases, lab kits, or field bags. Clear Plastic Design – Transparent body enhances readability and alignment. Durable & Lightweight – Built to withstand regular classroom, lab, and office use." } }