Asimeto Ring Thread Gauge (NoGo) - Metric - Right Hand - 6g - M6 x 1The Asimeto 684 Series NoGo Ring Thread Gauge is built for precise verification of metric coarse 6g threads. Its tailored for inspectors and machinists working with M6 x 1 right hand threads, ensuring parts stay within the lower end of the size tolerance. Series and purpose: 684 Series NoGo gauge calibrated for metric coarse 6g threads to verify tolerance. Thread specification: Right Hand M6 x 1 thread profiling for accurate size assessment.