General description This multifunctional carpenter's square set includes two metric triangular rulers (18cm and 30cm) designed for various woodworking tasks. With a matte black finish to reduce glare, these rulers are corrosion-resistant and durable, ensuring they won't easily break. The design features no sharp edges, making them safe to handle. Technical specifications Material: High-quality aluminum alloy Dimensions: 18 cm Metric Triangular Ruler: 18 x 18 cm; 30 cm Metric Triangular Ruler: 30 x 30 cm Features: High hardness, strong toughness, corrosion-resistant Usage This carpenter's square can be utilized as a protractor, miter, saw guide, framing square, and ruler, making it ideal for all construction and renovation projects. The thicker edge design allows for direct use with a saw against the square for cross cuts or angled cuts, enabling quick and accurate marking of cutting lines.