THE TAFT-PIERCE THREAD RING GAUGES SET INCLUDES TWO PRECISION-ENGINEERED GAUGES DESIGNED FOR ACCURATE MEASUREMENT AND VERIFICATION OF EXTERNAL THREAD DIMENSIONS. THIS SET FEATURES TWO DIFFERENT SIZES: ONE GAUGE FOR 1 5/8-12 NS WITH A GO PITCH DIAMETER OF 1.5709 INCHES, AND ANOTHER FOR 1 11/16-12 NS WITH A GO PITCH DIAMETER OF 1.6334 INCHES. THESE GAUGES ARE ESSENTIAL TOOLS FOR ENSURING THAT THREADED COMPONENTS MEET SPECIFIED TOLERANCES AND STANDARDS, MAKING THEM IDEAL FOR TOOLING AND GAUGE APPLICATIONS IN VARIOUS INDUSTRIAL SETTINGS. THE GAUGES ARE MANUFACTURED BY TAFT-PIERCE, A REPUTABLE BRAND KNOWN FOR HIGH-QUALITY METROLOGY EQUIPMENT.