Strong & Sturdy Our stainless steel and zinc alloy combination angle ruler, wear-resistant, corrosion-resistant, safe and non-toxic, will not easily break, strong and durable. Accurate measurement The measuring range is 0 ~ 300mm, the level gauge equipment makes the measurement accuracy higher, the clear and precise calibration will not be easily lost. Tool for Multifunctional measurement This square ruler can measure a variety of data and can measure right angles, 45 angles, 45 tilts, lengths, depths and widths. Professional Engineer Measuring Tools. Easy to Use This multi-functional square ruler is simple and convenient to use. It only needs to be calibrated. It can be used directly to the place where you need to measure, and it is convenient for your operation. Scope This combination angle ruler is suitable for measuring, marking, laying, etc. ., to help you measure accurately, widely used in home, engineering measurement, housing construction and other places. Features: Condition: 100% brand new Material: Stainless steel + zinc alloy Color: as shown in picture Size (L x W): approx. 30.5 x 11.2cm / 12.01 x 4.41inch Weight: approx. 138g Package included: 1 x combination angle ruler