APPLICATION：The metal ruler is a designer, engineer, architect, carpentry, manual enthusiasts measuring and drawing tools, suitable for office classroom home use.ABOUT THIS PRODUCTS：- Made of aluminum alloy, lightweight, rust-resistant and corrosion-resistant, very durable.- The ruler is smooth and can be folded, easy to carry.- Featuring a center rotation design and angle scale, you can easily draw angles.- The scale is laser engraved, which is clear and accurate and not easy to wear.SPECIFICATION：Measuring Range: 30cmThickness: 3mmMinimum Scale: 0.5mmMaterial: Aluminum AlloyColor: White BluePackage Content: 1 x Geometric RulerTAKE NOTICE:Try to avoid the ruler falling from high places or hitting other hard objects to avoid damaging the ruler.
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