Features Versatile Angle Measurement: Measure angles at 180, 135, 90, and 45 degrees with the horizontal bubbles, providing precise and flexible angle measurements for various woodworking tasks. Adjustable Length: Easily adjust the ruler's length by turning the nut, allowing for convenient separation and portability, making it an ideal tool for on-the-go woodworking projects. Durable Construction: Constructed with high-quality zinc alloy and stainless steel, ensuring sturdiness, durability, and corrosion resistance, while the engraved number calibration provides clear and easy readability for accurate measurements. Convenient Rotating Nut: The rotating nut allows for easy ruler positioning, enhancing efficiency and accuracy during woodworking tasks. Clear Engraved Calibration: The ruler features clear and easy-to-read engraved numbers, ensuring precise and accurate measurements for woodworking projects. Precise Woodworking Measuring Tool Get accurate and efficient measurements with our stainless steel adjustable combination square angle ruler. Featuring horizontal bubbles and multiple angle options, it's a versatile tool for woodworking and construction projects. The high-quality zinc alloy base and engraved number calibration provide durability and clear reading, ensuring precise results every time. Package List