High Quality MaterialOur triangle carpenter ruler is made of thickened aluminum alloy, lightweight and sturdy, matte black surface, anti-glare and anti-corrosion surface, not easy to rust, durable and not easy to break . Multiple Measurement FunctionsThe carpenter's triangle can not only measure the length, but also quickly determine the angle from 0 to 90 degrees. There is also a quick conversion table on the front of the triangular ruler, which can save your time and improve work efficiency. Simple and Easy to Use The triangular ruler 7 inch gauge is a great measuring tool that no shop should miss. It is ideal for marking angles and can measure lengths accurately. At the same time, the base of Carpenter's Square is widened. If your hands and feet are uncomfortable, you can also Put Carpenter's Square on it, which is convenient to use and work. Unique Craft Design There is a hollow auxiliary frame in the middle of the carpentry triangle, which can be used to quickly draw lines and graphics on the wooden board, and the convenient T-shaped fixed side can be fixed on the wooden board , so you can easily move without moving left and right Make horizontal or bevel cuts. Improve cutting precision. WIDE APPLICATIONThis square ruler can be used by beginners and professionals such as carpenters, engineers, designers, etc., ideal for all construction projects and decoration.