5Pcs Metal Geometry Set, Math Drafting Ruler Kit Aluminum Triangle Rulers Metal Ruler Drafting Tools, Metal Triangular Scale Ruler Set, Protractor, 6/8 Inches Drawing Ruler for Architect Engineer

product name: metal ruler set

specifications: 5pcs

material: aluminum alloy

color: black

product size:

ruler: 20.8cm/8.18inch; 15.8cm/6.22inch

protractor: 9.6*5.8cm /3.78*2.28inch

triangle ruler: 12*7*13.7cm/4.72*2.75*5.39inch; 8.6*8.6*12cm/3.38*3.38*4.72inch

packing list：

5pcs metal ruler drafting tools + 1pcs box