- Multifunctional design for drafting, construction and renovation. The versatility of this tool makes it an essential part of any toolbox. Includes a rotating ruler and a circle ruler. - Material: This compass/ruler is made of aluminum alloy, lightweight and easy to carry. Ideal as a pocket ruler and circle drawing tool. - Durable: Aluminum alloy construction provides wear resistance for long term use. Suitable as a carpentry circle ruler and woodworking ruler. - Versatile: Suitable for drafting, construction and renovation. Its versatility makes it a core tool in any toolbox, woodworking tools, and circle layout tasks. - Use scenarios: - Draft floor plans and templates in the workshop or on site. - Mark circles and arcs for carpentry, cabinetry and woodworking projects. - Quick layout and measurement for renovations, such as marking hole patterns or round features.