• Lightweight, easy-to-use, highly accurate protractors measure angles from 0 to 360 degrees with digital precision.
• Accuracy: +/- 0.1 degrees
• Digital precision from 0 to 360 degrees
• Set angles in 0.05 degree increments
• Strong magnets on all four edge surfaces
• Front locking lever to hold the arm position while transferring measurements
• A hold function, ensuring you never loose your reading and a reverse reading capability for those hard to calculate angles.