1、Aluminium Alloy: This measuring ruler is made of excellent aluminum alloy, which has characteristics such as high hardness, light weight, corrosion resistance, and rust resistance. 2、Measuring Range: Splice 2 measuring rulers with inch scale and graphics into a commonly used measuring tool, with a minimum scale of 1/16 inch and a maximum scale of 4.4 inch. 3、Multiple Usages: This measuring tool can be used for marking lines, measuring 45 degree and 90 degree angles, which is easy to disassemble, widely used in woodworking projects. 4、High Accuracy: This measuring ruler has an anodized finish, which helps maintain the accuracy of the scale, and has functions such as measurement, calibration, and marking. 5、Wide Application: Suitable for measuring circular materials, 3D workpieces, square wood, pipes, etc., convenient and practical, suitable for engineers, carpenters, and decorators.