Feature:1. Convenient and Accurate: Quickly check the sizes and specifications of nuts, bolts, and threads, improving work efficiency.2. Multi Functional Design: Suitable for various types and standards of threads, with a wide range of applications.3. Durable and Reliable: Manufactured using premium aluminium alloy materials, ensuring durability and resistance to damage.4. Easy to Use: Simple operation, no professional knowledge required, making it easy for anyone to use. Suitable for both beginners and professionals.5. Compact and Portable: Small and lightweight, easy to carry and store. Your must have tool for garage, work shop, repairing. Perfect gifts to dads, husbands.Specification:Item Type: Bolt nut thread checkerMaterial: Aluminium alloyWeight: Approx. 800g or 28.2ozProduct Size: 20x20cm or 7.9x7.9in .Package List:1 x Bolt Nut Thread Checker