Strong & SturdyOur stainless steel and zinc alloy combination angle ruler, wear-resistant, corrosion-resistant, safe and non-toxic, will not break easily, strong and durable. Accurate MeasurementThe measuring range is 0~300mm, the level gauge equipment makes the measurement accuracy higher, the clear and accurate calibration will not disappear easily. Multifunctional Measuring ToolThis square ruler can measure a variety of data and can measure right angles, 45 angles, 45 tilts, lengths, depths, and widths. Professional Engineer Measurement Tools. Easy to UseThis multifunctional square ruler is simple and convenient to use. It only needs to be calibrated. It can be used directly at the place where you need to measure, and it is convenient for your operation. ScopeThis combination angle ruler ...