Angle Finder, Number of Quadrants 5, Base Length 5 in, Overall Height 5 in, Lens Material Polystyrene, Lens Diameter 4 in, Measuring Range - Maximum 90 Degrees, Measuring Range - Minimum 0 Degrees, Number of Level Vials 0, Number of Plumb Vials 0, Material Plastic, Accuracy 0.5 Degrees, Color Blue, Features Base and Side V-Grooves for Round Surfaces, Graduation Units Degrees. This item has been restricted from sale in the following state (s): []