Package Includes: You will receive a triangle ruler, which features clear metric measurements, enough for all construction and renovation projects, as well as woodworking enthusiasts, artists and DIY enthusiasts Material: The carpenter's square is made of high-quality aluminum alloy with a matte red finish to prevent glare. It is corrosion-resistant and durable, and will not break easily. Unique Design: Its thick edge can be used directly with the saw against the square for crosscuts or angle cuts using the engraved protractor scale, allowing you to quickly and accurately mark your cutting lines on your stringers. Easy to Use: The triangle ruler makes checking angles quick and easy. The scale is clear and accurate, easy to read. The base is wider and provides a good grip. Wide Application: The metric triangle ruler can be used as a protractor, miter, saw guide, framing square and straightedge, ideal for all construction and renovation projects.