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Description
- 30 cm triangular scale made of dimensionally stable white plastic
- Precision divisions with colour coded sides of red and yellow
- Scales are 1:10, 1:20, 1:25, 1:30, 1:40, 1:50, 1:100, 1:200, 1:250, 1:300, 1:400, 1:500
- Dimensions are in (cm) and (m) for easier working
- Scale rulers are used by architects and engineers to calculate dimension in a blue print or building plan without the use of time-consuming and complicated math equations.
- Image for illustration purposes only showing two sides of the same ruler
