Features: 1. The ruler has horizontal bubbles and can be used for 180 degrees, 135 degrees, 90 degrees, 45 degrees. 2. Turn the nut to adjust the length of the ruler, which can separate the ruler for easy use and carrying. 3. The ruler base is made of high-quality zinc alloy, which is sturdy and durable, and has better strength. The rotating nut can adjust the position of the ruler. 4. Engraving numbers calibration is clear and easy to read.  5. Adopting stainless steel material, sturdy and corrosion resistance, durable in use. Specification: Condition: 100% Brand New Item Type: Combination Square Angle Ruler Model: Yellow Combination Square (A10D09) Material: Stainless Steel Ruler Length: Approx. 300mm / 11.8in Color: Yellow Package List: 1 * Combination Angle Ruler Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.