Description
4 Pieces math set: 1 x straight ruler, 1 x protractor, 2 x triangle rulers (45 and 60 degree).Constructed of durable plastic material, lightweight, handy and clear color makes measuring easier.Protractor measures 0 to 180 degrees left to right and right to left.Straight and triangle rulers with inch and metric scales.Suitable for architects, engineers, artists, designers, students, teachers and so on.