Features: Easily identify and measure thread size with this detachable thread gauge, offering flexibility for accurate identification. Keep your nut and bolt organized use convenient thread gauge, featuring a variety of commonly used gauges. Perfect for engineers, maintenance personnel, and DIY enthusiasts, this thread gauge is a valuable tool for precise thread identification. Suitable for wide applications, from home repairs to industrial projects, this thread gauge ensures precise thread connection. Experience the convenience of collection of threaded tester with this innovative thread gauge. Specifications: Material: Aluminum Package Includes: 1 Set Nut and Bolt Thread Checker note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.