1. Aluminum Alloy: Made of high-quality aluminum alloy, this center marking gauge is durable and built to last. It undergoes anodized treatment for long-term durability. 2. Compact & Portable: This center gauge is designed to be small and portable, making it easy to carry. The precise scale markings on the ruler allow for accurate measurements. 3. Versatile Woodworking Tool: This gauge is widely applicable for marking and measuring on curved and square surfaces, creating perpendicular lines, finding center points, and more. It's a must-have for woodworking projects. 4. Practical Design: The design of this precision gauge is simple yet highly practical. It enables efficient and precise marking and measuring, saving time and effort in woodworking tasks. 5. Accurate Angle Measurement: The markings on the round bar center finder provide clear and precise angle measurements. This ensures accuracy in woodworking projects, allowing consistent results. Color: Red Material: Aluminum alloy Package Contents: 1 x Center Finder Note: Only the above package content is included; other products are not included. Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.