Features 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 using a nut and bolt thread gauge, eliminating any guesswork or errors. 3、Various Size Options: Available in a range of size Specifications, including both metric and imperial measurements, 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 a storage box, 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, catering to a wide range of maintenance and assembly needs. Specifications Item Type: Nut and Bolt Thread Checker Material: Aluminum Alloy Weight: Approx. 832g/29.3oz Package List 44 x Thread Checker 1 x Storage Box