Asimeto Ring Thread Gauge (NoGo) - Metric - Right Hand - 6g - M16 x 1.5The Asimeto Ring Thread Gauge (NoGo) is a precision inspection tool designed for metalwork professionals who inspect metric fasteners. Targeted at 6g tolerance and M16 x 1. 5 right hand threads, it helps ensure connections are secure and within spec. 6g tolerance class: Calibrated to the 6g standard for accurate verification of thread pitch diameter on metric fasteners. NOGO designation: Used to determine if a thread is out of tolerance by failing the