Billiard cue straightness tester — reliably measure straightness to keep your cues performing at their best Key benefits Accurate measurement: Designed to detect even small deviations in cue straightness so you can identify warped or bent shafts before they affect your game. Consistent performance: Regular checks help maintain shot consistency and cue feel, improving practice quality and match reliability. Protect your investment: Use it when buying or selling cues to verify condition and avoid costly surprises. Practical for clubs and individuals: Keeps club equipment reliable, reduces player complaints, and supports routine maintenance. What it does (function and performance) Precisely measures cue straightness so you can make informed decisions about repair, replacement, or continued use. Helps players and coaches maintain consistent training conditions by ensuring cues meet expected standards. Compatibility and intended users Designed for use with billiard and pool cues; ideal for professional players, coaches, serious enthusiasts, club managers and equipment buyers. Useful during competition preparation, daily practice checks, and club equipment maintenance. Three practical use scenarios Competition preparation: Quickly check your cues before a match to ensure straightness and avoid unexpected performance changes under pressure. Buying or selling cues: Verify the shaft condition when inspecting new or used cues to confirm value and avoid hidden defects. Club maintenance and training: Perform routine checks on club cues to maintain consistent play standards for members and tournaments. Why this tool matters Early detection of straightness issues preserves shot accuracy and reduces the chance of inconsistent play. Simple, repeatable checks provide peace of mind for players and managers without needing specialized skills. Who should keep one Professional and amateur players who want predictable performance Coaches and trainers who require reliable equipment for practice Club managers and buyers who need a practical tool for equipment verification Make cue straightness a standard part of your maintenance routine to protect performance, maintain consistency, and make smarter equipment decisions.