HDouii 360 Degree Protractor, Plastic Protractor Math Protractors Clear Ruler Drafting Tools Circle for Geometry

PRECISION MEASUREMENT: Full 360-degree protractor for accurate angle measurements in mathematics, engineering, and technical drawing applications CLEAR DESIGN: Transparent plastic construction allows for easy viewing of underlying work and precise alignment of measurements VERSATILE USE: Perfect for geometry classes, architectural drafting, engineering projects, and other technical drawing needs DURABLE CONSTRUCTION: Made from sturdy plastic material that maintains its shape and clarity for long-lasting use PRACTICAL FEATURES: Clearly marked degree measurements with easy-to-read numbers and reference lines for enhanced accuracy