Ruler Information, Uses and Types

Everything you need to know about rulers - from basic measurements to specialized tools

Ruler Measurement Converter

Result will appear here

What is a Ruler?

A ruler is a precision measuring instrument featuring a straight edge marked with standardized units. Modern rulers are available in various materials including wood, metal, and plastic, offering both imperial (inches) and metric (centimeters) measurements.

Common Types of Rulers

Desk Ruler

Standard 12-inch/30cm ruler commonly used in offices and schools.

Steel Rule

Precision metal ruler used in engineering and technical drawing.

Architect's Scale

Specialized ruler with multiple scales for architectural drawings.