Truthread Thread Ring Gauge (GO) - UN - Right Hand - 2A - 9/16x20 MTS HSS-E (M35 cobalt) for longer

HSS-E (M35 cobalt) for longer tool life: built from high-speed steel with cobalt content to resist wear

Rely on this end mill for durable performance

helping maintain precise hole sizes through demanding machining tasks

reliable pitch-diameter checks on metric fine fasteners

helping confirm proper thread engagement

Truthread Thread Ring Gauge (GO) - UN - Right Hand - 2A - 9/16x20 MTS HSS-E (M35 cobalt) for longerThe Truthread GO Thread Ring Gauge is a precision measuring tool designed to verify external UN threads on cylindrical parts. Specifically configured for right hand 2A threads in the 9 16x20 size, this GO gauge helps manufacturing teams, machinists, inspectors, and quality engineers quickly confirm that a component will thread properly without trial fits. Its a reliable ally in setup, assembly, and final QC that keeps production moving smoothly. Built