8pcs Geometry Ruler Set with Protractor and Triangular Scale Precision Math Drafting Tools for School and Office Clear Scale Markings for Accurate Technical Drawing and Measurement

Combination: includes straight rulers, triangular rulers, and protractors, providing all the tools needed for detailed geometric work,drafting tools,triangle ruler

Convenient storage: lightweight and portable, this set is ideal for carrying between school, office, or home, ensuring tools are always within reach,school rulers,metal triangle ruler