General description High-quality metal carpenter's square made of aluminum alloy, featuring excellent workmanship, high hardness, and rust resistance. This durable tool offers moderate toughness, ensuring no deformation and longevity even when dropped. The coating is plump and uniform, providing a flat and smooth surface that surpasses other coating processes. Technical specifications Material: Aluminum alloy Size: 12 inches Angles: One 90° angle and two 45° angles Scale: Clear and precise stamping scale Measurement: Metric and inch sizes Usage Ideal for a wide range of applications including woodworking manufacturing, decoration, DIY projects, design drawings, direct cutting, decoration design, angle measurement, and hardware machinery measurement. Suitable for both professionals and enthusiasts. Other information Features a conversion table on the back for common rafter conversion Laser marking technology for enhanced precision Comfortable and smooth to use