Portable Precise Thread Size Checker Keychain: This handy bolt size finder keychain features a keychain design for easy portability. It's a precise and fast thread gauge that can determine thread size in just a few seconds, ensuring convenience on the go
Adjustable Opening & Double Scale Design: The thread size checker keychain is a versatile tool that can measure both Metric (8 - 25 mm) and SAE (5/16 - 1") bolt sizes. With an adjustable opening, it's easy to expand or reduce the measuring range. The distinct and precise size scale is clear and easy to read
Robust & Durable Materials: Made of stainless steel and aluminum alloy, this portable bolt size finder keychain gauge tool has a multi-layer polished surface. It's smooth, durable, and comes with a keychain for hanging on the belt, ensuring it's always within reach when needed
Versatile Usage: Ideal for measuring threads on a wide range of nuts, bolts, and screws, this bolt size finder offers fast and precise measurements. It provides flexibility and convenience in any work environment, making it a must-have sizefinder tool
Convenient Keychain Design: Attach this bolt size finder keychain to your keys or belt for easy access. With a keychain for easy measurement at any time, it's always on hand when you need it. Whether you're a professional or a DIY enthusiast, this nut size finder and bolt size tool is a valuable addition to your toolkit