[Efficient and Precise] This keychain tool efficiently measures thread sizes with accuracy, saving time and effort by eliminating guesswork. Simply slide the knob, tighten, and measure to confirm workpiece dimensions quickly
[Portable Accessory] The bolt size finder comes with a keychain ring for easy portability, ensuring convenient access whenever needed
[Metric and Imperial Support] The bolt size finder accommodates both metric and imperial units for flexible and convenient measurements. It also has clear size markings for quick identification of thread sizes, reducing errors
[High-Quality and Durable] Constructed from corrosion-resistant materials, this portable thread size checker is built to last under various conditions. It offers reliable long-term performance
[Adaptable Use] This bolt size finder is suitable for various work environments, providing accurate measurements for different bolt and nut types