34-524-9 Threaded Ring Gage M33 x 3.50 Thread, Class 6G, No Go by SPI

34-527-2 Threaded Ring Gage M36 x 4.00 Thread, Metric, Class 6G, Go by SPI

361152020 Threaded Ring Gage, 3/4-10 Thread, UNC, Class 3A, Go, Tool Steel by Vermont Gage

362128510 Threaded Ring Gage, M12 x 1.25 Thread, Metric, Class 6G, Go, Tool Steel, NIST Traceability Certification Included by Vermont Gage

362107010 Threaded Ring Gage, M2.5 x 0.45 Thread, Metric, Class 6G, Go, Tool Steel, NIST Traceability Certification Included by Vermont Gage

361175030 Threaded Ring Gage: 1-1/4-7 Thread, UNC, Class 2A, No Go by Vermont Gage

54-332-109-0 XT Setting Ring 20mm by Fowler

54-332-110-0 XT Setting Ring 35MM by Fowler