Large triangle ruler set: come with a 6 inch 45/ 90 degrees triangle ruler and a 9 inch 30/ 60 degrees one
High-quality material: the set square is constructed of plastic material, durable and sturdy. Translucent color allows for a clear view of numbers and letters on the page
Double scale measurement ruler: 2 kind of measuring units, inch markings on one of the right-angle side and centimeter numbers on the other side to meet your different needs
With hollow center: the triangle hollow makes it easy to grip and student can use this hollow to draw triangle
Wide application: the rulers with right-angle are useful tools for architects, engineers, artists, designers, students, teacher, etc
