- Unique Calibration Design: Ensure your cue stick is perfectly straight with our specialized round calibration system. Simply rotate the marking axis to identify any wobbling, making it easy to maintain cue quality. - Durable Construction: Accurately measure the straightness of your pool table with this robust and wear-resistant straightness tester. Constructed from high-strength acrylic material, it promises long-lasting performance and a solid foundation for a flawless game every time. - Precision Performance: Optimize the functionality of various cue types with our billiard straightness tester. This versatile tool is a must-have for cue enthusiasts, offering precise measurements to guarantee top performance. - Compact and Portable: This billiard straightness tester is small and lightweight, allowing for easy transport and convenient storage in any cue case or toolbox without taking up much space. Use Scenarios: 1. Regular Maintenance: Ideal for players who want to regularly check their cues for straightness to maintain peak performance during games. 2. Pre-Tournament Checks: Perfect for ensuring your equipment is in optimal condition before entering a competition, helping you avoid unexpected issues. 3. Cue Customization: Useful for cue makers and hobbyists who need accurate measurements while crafting or modifying cues for their customers.