1. LONG LASTING DURABILITY – Easily create arcs with our arc marking tool made from wearresistant and sturdy material. You will appreciate its strength, safety, and the accuracy it provides for precise marking without breakage. 2. VARIOUS USES – Our multifunctional angle and arc marking tool allows accurate 90° bending of square tubes and scribing rounded corners. Effortlessly measure angles on floating beds and round tables, increasing work efficiency with this versatile tool. 3. PROVIDE YOU CONVENIENCE – The precision angle and arc marking tool features a precise vernier design and clear angle and radian scales for accurate measurements and markings. It ensures accuracy for right, rounded, or special angles at all times. 4. ENHANCED COMFORT – With the ergonomic angle and arc marking ruler, you can easily achieve accurate measurements. The sturdy lock ensures precision during the measuring process, while the comfortable handle reduces fatigue and fits in your hand.