HARFINGTON 4piece Triangle Ruler Square Set 10cm 30/60 and 45/90 Degrees Measuring Tools for Classrooms Home Office, Blue

Size 4 pieces of large clear triangle rulers, one of the right-angle sides of the 45/90-degree ruler is 10cm/4 inch and 6cm/2. 4 inch; the 30/60 degree ruler has a longer bevel side of 10cm/4 inch long and the shorter right-angle side is 6cm/2. 4 inch. , Material The triangle rulers are made of polystyrene plastic, durable, not easy to break for using a long time. They can be placed in your pencil case, or on the office desk to save space. , Feature Transparent color allows for a clear view of numbers and letters on the page. With the clear math ruler, you can measure an object easily. , Application The measuring ruler kits can use them to measure, and draw geometric figures, etc. , providing you with large convenience, suitable for a variety of applications in classrooms, offices, and homes, for artists, designers, architects, engineers and so on. , Package Includes 2 x 45/ 90 Degrees triangle ruler, 2 x 30/ 60 Degrees triangle ruler.