3/16x24 BSW Screw Ring Thread Gauge Go or NoGo whitworth
Specification BSW Ring Gauge Option of Go or NoGo gauges 3/16" BSW Ring gauges comply to BS 84, BS 919 Part 2 Part Number ES-3921Visit the JLS Supplies Ltd website for more information on 3/16x24 BSW Screw Ring Thread Gauge Go or NoGo whitworth