2Pcs Clear Triangular Rulers 15cm 20cm Scale Rulers Set for Engineering Technical Design Drafting Tools

Features:
This clear triangular ruler set ( 15cm & 20cm) delivers precisely measurement with its geometry triangular designs, featuring clear acrylic construction that eliminates visual obstructions during technical drawing and geometry drafting tasks
Crafted from shatterproof, these clear triangular scale rulers combine light weight portability with enhanced compared to glass / metal alternatives, maintaining structural integrity even with frequent classroom use
Suitable for school students and STEM educators requiring multifunctional measurement tool for geometry classes, physics experiments, and math exam preparation
Perfect for classroom geometry teaching demonstrations, architectural sketching practice, and science drafting project
The waterpoof construction ensures safe daily handling while supporting learning, with beveled edges smudges on technical drafting and engineering drawing

Specifications:
Component:
Color: Clear
Measuring From: 0-15cm; 0-20cm
Weight: Approx 30g

Package Includes:
1Piece 15cm ClearTriangular Ruler
1Piece 20cm ClearTriangular Ruler

Note:
1.Please allow 0-1cm error due to manual measurement Be sure you donot mind before bid
2.Due to difference between different monitors, the picture may not reflect the actual color