Asimeto Ring Thread Gauge (GO) - Metric - Right Hand - 6g - M33 x 3.5The Asimeto Ring Thread Gauge (GO) is a precision go no go tool designed for metric coarse 6g threads. Specifically calibrated for M33 x 3. 5 with a right hand thread, its built for quality control and manufacturing environments that require reliable tolerance checks. Series: 683 Seriesengineered for metric coarse 6g threads to ensure measurement fidelity. Thread specification: Metric coarse 6g, right hand thread, precisely matched to M33 x 3. 5.