Unbranded Thread Ring Gauges, Go/No Go, Various Sizes, Set of 2

This set of unbranded thread ring gauges is designed for precise measurement and quality control of threaded components. The set includes two gauges: one 1-1/8-8 UN 2A NO GO gauge with a pitch diameter of 1.0348 inches, and one 1-1/4-7 NC GO gauge with a pitch diameter of 1.1572 inches. These gauges are used to verify the acceptability of external threads, ensuring they meet specified tolerances. The NO GO gauge is used to check that the thread is not oversized, while the GO gauge confirms that the thread is not undersized. This set is essential for maintaining quality standards in manufacturing and engineering applications.