High quality: Made of high quality aluminum alloy, strength, high hardness, wear resistance, not easy to break, durable, no sharp edges, will not hurt your hand. Simple design: simple and elegant silver appearance, clear and accurate scale, higher numerical clarity, thick non-slip design to ensure easy handling. Simple operation: the ruler surface is recessed to make the characters clearer. The protractor can be used with a square saw to make a cross or diagonal cut to quickly mark the cutting line. Application: The triangular ruler can be used as a protractor, bevel, ruler, saw, ruler square and ruler, can use a variety of functions. Multi-Scenario Application: A lightweight and flexible protractor suitable for engineers, carpenters, shelves, interior designers, fabricators, artists. It is an ideal choice for engineers, designers, artists. 1. The thumb triangle is made of high quality aluminum alloy, with superior digital clarity and precision. 2. These triangular inch rulers are easy to use. You can place them where you need them. They are long enough to meet your measuring needs. 3. A lightweight and flexible protractor suitable for engineers, carpenters, shelves, interior designers, fabricators, artists. It is an ideal choice for engineers, designers, artists. Specifications: Material: Aluminum alloy Color: silver Inch size: 7 inch Style: 7 inch aluminum triangular ruler Package includes : 1pc x 7 inch Aluminum Triangular Ruler Note: 1. If you smell a slight odor, put it in a well-ventilated place. After the smell is used up, you can use it with confidence. 2. 1-3cm error may occur due to manual measurement.