Features ALUMINUM ALLOY - Made with a solid aluminum alloy, this triangle angle ruler is built to last. Its high hardness, erosion resistance and glossy polished finish make it easy to use and portable. Simple leveling: The built-in level allows you to effortlessly level your protractor against the wood. The built-in level facilitates sliding for measurements, increasing its practicality and versatility. PRECISE MARKINGS - Square construction with clear, accurate graduations and permanent etched markings ensures maximum readability and long-lasting use. Measure at the finest millimeter. MULTIPLE ANGLE MEASUREMENT - With multiple fixed angle stops at 30 degrees, 45 degrees, 60 degrees and numerous angle holes, this angle ruler for woodworking meets various marking and measurement needs. VERSATILE TOOL - This protractor with right angle ruler can be applied for various woodworking projects, including measuring, marking, transferring angles and square material, convenient and practical. 1. ALUMINUM ALLOY - Made with a solid aluminum alloy, this triangle angle ruler is built to last. Its high hardness, erosion resistance and glossy polished finish make it easy to use and portable. 2. Simple leveling: The built-in level allows you to effortlessly level your protractor against the wood. The built-in level facilitates sliding for measurements, increasing its practicality and versatility. 3. PRECISE MARKINGS - Square construction with clear, accurate graduations and permanent etched markings ensures maximum readability and long-lasting use. Measure at the finest millimeter. 4. MULTIPLE ANGLE MEASUREMENT - With multiple fixed angle stops at 30 degrees, 45 degrees, 60 degrees and numerous angle holes, this angle ruler for woodworking meets various marking and measurement needs. 5. Versatile Tool This protractor with right angle ruler can be applied for various woodworking projects, including measuring, marking, transferring angles and squaring material, conveniently and practical. Specification: Item Type: Angle Ruler Material: Aluminum Alloy Thickness of the guide ruler: approx. 22mm/0.87 inch (This is the thickness of the straight part of the ruler, not the thickness of the whole element) Thickness of ruler body: approx. 2.3mm/0.09inch Packing List: 1 x Angle Ruler Package List 1 x Angle Ruler