[7 -inch ruler] The aluminum alloy triangle is a 7 inch triangle board with the size of 18.5 x 18.5 x 26 cm. You can get a lightweight and flexible ruler. [High Quality Measuring Ruler] Made of high quality aluminum alloy. with a triangle ruler. 7 inches, matte black to surface to avoid reflection. It resists corrosion, durability and difficult to to break. Without a sharp edge, it won't hurt you. The triangular ruler resists corrosion and is not easy to be damaged. break. [Clear and Accurate Scale] The public and UK system measurement scale is clear, easy to read. dual scale and number of meters of meters measuring is convenient. The surface of the oblique triangle is processed with special craftsmanship, and the craftsmanship is exquisite. be used directly, the sawing can be placed obliquely and the carved angle scales can be used to cut cross sections or angles. Therefore, you can quickly and accurately mark the cutting line on the longitudinal beam. [Widely Used] Suitable for: all