Shinwa Sokutei Measuring Wide Square Same Markings on Both 8 with Metal Stopper for Square 12485 (Shinwa Instruments) Thick, Ruler, Silver, 15cm,

Made of durable metal, it is heat-resistant and can be used for welding. With a vernier scale, it can perform precise measurements in 0.1 mm increments. By changing the mounting method, you can measure the height. You can mark right angles, 45-degree angles, and parallel lines. The carpenter's square and stopper are included in the set.