Features: Accurately measure bolt and nut specifications with this Nut Bolt, ensuring matchings accuracy. Crafted from aluminum, this tool is produced to last, providing a wide rangings of applicability for various. For DIY enthusiasts and industrial worker, this tool the identification of, enhancing work efficiency. From workshops to home projects, this tool is a practical tool for inspecting and maintaining connection. This reliable offer convenience in identifying secure and efficient fastenings in different applications. Specifications: Material: aluminum Size: about 500x10x25mm/20x4x1inch Package Includes: 1xNut & Bolt Thread Measurement note: Please allow 1 to 3cm error due to manual measurement, please make sure you not mind before your bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.