Helix · Office Supplies

Helix Angle Measure 360 Degree, Blue

This graduated 360-degree protractor has one moveable arm used for measuring or marking off angles. It measures angles in degrees and also has a vernier scale for more accuracy. This see-through plastic protractor is an essential tool for school children and students studying maths, design and technology, geometry, and other maths-related subjects.

90-day range £∞–-£∞ · average £NaN