Item Type: Square Angle Ruler Features: Stainless Steel, Anti-Rust, Long Service Life, Accurate Scale, Compact Structure, Portable, Outdoor Operation, High Measurement Accuracy, Fine-Tuning and Accurate Measurement Weight: Approx. 384g / 13.5oz Material: Stainless Steel Measurement Accuracy: 0.01 Scope Of Application: 0-180 Measuring Ruler Size: Approx.300mm / 11.8in Application: Measurement Use: Products are widely used in woodworking, construction, mechanical processing and other industries. Package List 1 x Square Angle Ruler 1Equipped with a brass screw with a builtin spirit level and a scribe, it can help you to scribe while accurately measuring, and you can perform preliminary inspections without multiple operations. 2With complete accessories, the combined box can quickly and easily draw crosscut lines, slanted tangents, slanted tangents, tearing lines, arrange any angled line and find the center, pin or rod. 3High accuracy, it is a accuracy measuring tool used to check the accuracy of any angle, which is essential for making frames and cabinets, or any woodworking or metalworking projects. 4Improve work efficiency, it can assist in drawing, marking, finding and verifying lines, angles and sawing, versatility and accuracy. 5Wide range of applications, products are widely used in woodworking, construction, mechanical processing and other industries.