1、Versatile Woodworking Tool: This professional 7 inch ruler features 70° angle measurement, HIP, VAL and COM, JACK, P CUTS functions for accurate parallel line drawing. Fine craftsmanship and accurate cuts ensure reliable measurements. 2、Adjustable Design: The accuracy woodworking square includes a red adjustment rod and silver locking nut, allowing you to easily adjust the ruler's angle for accurate and efficient drawing of angles and straight lines. 3、Clear Scale Lines: The aluminum triangle ruler is equipped with black scales and white text for clear visibility and easy reading. Special printing technology prevents fading, maintaining clarity even after prolonged use. 4、Robust Construction: Made of erosion resistant and rustproof aluminum alloy, this ruler is finely processed for long lasting durability. Rounded corners and a smoothly appearance enhance safety, while the hanging hole facilitates storage. 5、Wide Application: This carpenter square is suitable for woodworking, roofing, wood cutting, home decoration, and furniture assembly. Suitable for effortlessly drawing angles, straight lines, and curves, making it a versatile tool for various projects.