【High-Quality Material】 Our triangular carpenter's ruler is made of thickened aluminum alloy, lightweight and sturdy, with a matte black surface that is anti-glare and anti-corrosion, not easy to rust, durable, and not easy to break. 【Multiple Measuring Functions】 The carpenter's triangle can not only measure length but also quickly determine angles from 0 to 90 degrees. There is also a quick conversion table on the front of the triangular ruler, which can save you time and improve work efficiency. 【Simple and Easy to Use】 The 7-inch triangular ruler is an excellent measuring tool that no workshop should be without. It is ideal for marking angles and can accurately measure lengths. At the same time, the base of the Carpenter's Square is widened. If your hands and feet are uncomfortable, you can also place the Carpenter's Square on top, which is convenient to use and work with. 【Unique Craftsmanship Design】There is a hollow auxiliary frame in the middle of the carpentry triangle, which