ADJUSTABLE RIGHT ANGL: A professional engineer measuring tool, 0~600mm measuring range and adjustable right angle. Features adjustable design that enables you to draw different angles quickly and accurately, making this tool an ideal choice for engineers and DIY enthusiasts alike. High-quality Engineering Ruler - 600MM combination square right angle ruler, a perfect and necessary measuring tool for the toolbox of any engineer or worker. Multifunctional Tool - Perfect for measuring angles, straight lines, spacing, or drawing. Ideal for those jobs in carpentry, engineering, or craftmaking where you need to make sure dimensions are precise or for drawing purposes. PRECISE MEASUREMENT: The level gauge design helps your measurement preciser. The easy-to-use design allows for clear reading of measures, saving you time while increasing your efficiency in work. Superior Material - Made from high-quality metal, this ruler is durable and reliable. It can withstand daily wear and tear and will provide accurate measurements for years., Manufacturer: GOTOTOP