Features Versatile Shape Tracking: Easily adjust the ruler to the desired shape and secure it in place with the unique fastening mechanism, enabling precise measurements and transfer to any material. Durable Stainless Steel Construction: Crafted from high-quality stainless steel, ensuring strength and durability for a long service life, making it a reliable tool for various projects. Convenient One-Handed Operation: The ruler is effortlessly foldable and can be operated with one hand, providing ease of use and efficient handling during measuring tasks. Time-Saving Template Elimination: No need to create new templates for each project or repeatedly measure the same angle, saving time and effort for woodworking and other tasks. Efficient Angle Transfer: Make perfect measurements and easily transfer and track them to any material, enhancing accuracy and efficiency in your projects. Specification: Item Type: Goniometer Ruler Measurable Angle: 0-170° Ruler Length: Approx.381mm / 15in Ruler Width: Approx.20.3mm / 0.8in Measuring Side Length:Approx.170.2mm / 6.7in Package List: Item Type: Goniometer Ruler Measurable Angle: 0-170° Ruler Length: Approx.381mm / 15in Ruler Width: Approx.20.3mm / 0.8in Measuring Side Length:Approx.170.2mm / 6.7in Package List 1 x Goniometer Ruler