Asimeto Plug Thread Gauge (D/E) - Metric - Right Hand - 6H - M33 x 1.5precision metric plug gauges from the Asimeto 682 Series, designed for quick, reliable verification of internal threads in metric fasteners. ideal for machine shops, quality control labs, and assembly lines that require accurate pitch diameter checks for M33 x 1. 5 right hand threads. Series: 682 Series plug gauges for precision metric thread verification. Thread size: M33 x 1. 5, right hand metric thread with ends sized to match the tested pitch