[7 inch triangular ruler]: The aluminum carpenter square is composed of frame square, triangular square, miter square and measuring angle square. C is a useful measuring tool for your carpenters.Size: 7 inch, lengthon both sides: 18 cm, hypotenuse length: 26 cm, thickness: 0.5 cm. [Clear and easy to read scales]: The scales on both sides of the metric triangle square are clear, easy to read and hard to wear. In addition, the ladder surface also comes with a conversion table, which is easy touse and can make measurement readings more accurate and faster. [Easy marking of cut lines]: The wide base of the carpenter's square not only provides a stable grip, but can also be used directly with the saw against the square for cross cuts or angle cuts atUsing the engraved protractor scale, you can quickly and accurately mark your cutting lines on your stringers. [Durable Aluminum Alloy Material]: The angle ruler triangle squares are made of high quality aluminum alloy, which is durable, corrosion resistant, not easy to break and has a long service life. The surface is treated witha red matte, anti-glare, more comfortable and convenient to use. [Wide Use]: The red triangular ruler can be used as a protractor, miter, scroll saw guide, frame box and ruler, and it is suitable for all construction and renovation projects. It is an ideal gift for loverscarpenters, artists and handymen. High quality material The triangle bracket is made of high quality aluminum alloy with red matte finish to prevent glare, corrosion resistant and durable, not easy to break. Clear and precise scale The metal carpenter's square with clear and precise scale, easy to read values. The surface has been specially treated so that it does not lose its value due to long-term friction and can be used for a long time. Unique thick edge design The thick edge of the triangle square protractor angle ruler can be used directly with the saw against the square for cross cuts or angled cuts using the engraved protractor scale, allows you to mark quicklyand with precision your cutting lines on your stringers. Ideal for measuring tools The carpenter's square can be used for making precise right angles and as a cutting and drafting guide, protractor, miter, plotting saw guide, framing square and ruler. Specifications Name: metric triangle square Material: Aluminum Alloy Size: 7 inches Color: red Weight: 200g Package includes: 1 * triangular metric ruler