Your Precision Solution for Fire Hydrant Fitting Assessment Comprehensive Compatibility Versatile tool accommodates various thread profiles and sizes commonly found in fire hydrant fittings. TPI sizes include; 4, 5, 6, 7.5, 8, 9, 10, 11, and 11.5. The Fire Thread Tool can be used to measure NH/NST fittings, STORZ Connections, NPT fittings, NPSH fittings, and Cam and Groove fittings. Ergonomically Designed Designed for ease of use, features a comfortable handle, enhancing your overall user experience during assessments and maintenance tasks. Intuitive features and large numbers enhance ease of use for professionals and beginners alike. Durable Construction Robust design ensures longevity, making it a reliable asset for routine inspections and emergency situations. The Fire Thread Tool is also crafted with a body made of an impact-resistant material to ensure long-lasting protection against rust, ideal for extended use in various environments. Specifications Fitting Compatibility NPT, NPSH, NH/NST, STORZ Connections, and Cam and Groove TPI Sizes 4, 5, 6, 7.5, 8, 9, 10, 11, and 11.5 O.D. and I.D. Measurements Measure outer dimensions and inner dimensions up to 6" Location Specific United States and Canada What's Included Fire Thread Tool Precise Calipers Durable Vinyl Bag Fire Thread Informational Cards Information at Your Fingertips Receive a set of informational cards detailing compatibility with various fittings, including NPT, NPSH, NH/NST, STORZ Connections, and Cam and Groove fittings. You will find information such as line diagrams and names of each fitting type, nominal size, outer fitting dimensions, threads per inch, and other notes or diagrams pertaining to each fitting type. Easily Find Out Your City Fire Thread Scan the QR code to be directed to the Fire Thread Project where you can discover the fire thread size for major cities in your vicinity.