1,Aluminum Alloy Material: Made from premium aluminum alloy, this nut and bolt thread checker set is built to last, ensuring long term use without damage or deformation. 2,High Accuracy: With the nut and bolt thread checker, you can easily and accurately measure thread sizes and details, eliminating any guesswork or errors, improving work efficiency. 3,Various Size Options: Available in a range of size specifications, the thread checker caters to different needs and applications, providing a comprehensive solution for all your threading needs. 4,Portable and Convenient: The thread checker set comes with an organizer panel, making it easy to carry and store, ensuring that you can perform thread checks anytime and anywhere. 5,Applications: Whether you are involved in automotive repairs, plumbing projects, or industrial applications, this nut and bolt thread checker is a versatile tool in your toolkit. Item Type: Nut and Bolt Thread Checker Material: Aluminum Alloy Weight: Approx. 1020.00g/35.98oz Panel Size: Approx. 20.5x20cm/8.07x7.87in 1 x Nut and Bolt Thread Checker Set Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.