Visit Our Shop Add To Saved Sellers Join Our Newsletter Contact Us 1 Helix 360° Angle Measure - L10 Item Description Helix 360° Angle Measure Protractor - L10 - Crystal clear/transparent with a blue inner trim - 100mm/10cm in diameter - Rotating angle measure device for complete accuracy of measurement - 0 - 360° Clockwise and Anti-Clockwise direction measurement compatibility in 1° increments - High Quality, lightweight, durable plastic material - Perfect for exam or school use - A must have for any stationery set! - Manufactured by Helix These high quality Helix 360° Angle Measure Protractors are perfect for school or exam use, with their 360° rotating angle measure device they provide complete accuracy of measurement - A must have for any.