Asimeto Ring Thread Gauge (NoGo) - Metric - Right Hand - 6g - M56 x 5.5The Asimeto Ring Thread Gauge (NoGo) is a precision inspection tool designed for metric coarse 6g threads. Built for machinists and quality teams, it helps verify that M56 x 5. 5 threaded parts stay within the required tolerance, using a clear NoGo check to gauge the lower limit. Series 684 design: Specifically calibrated for metric coarse 6g threads to ensure accurate tolerance checks. NoGo function: Confirms minimum material condition, ensuring the