7/8x9 BSW Screw Plug Thread Gauge Go / NoGo 7/8 whitworth
Specification BSW Double Ended Screw Plug Thread Gauge 7/8" BSW Plug gauges comply to BS 84, BS 919 Part 2 Calibration available at extra cost see calibration listing Part Number ES-3946Visit the JLS Supplies Ltd website for more information on 7/8x9 BSW Screw Plug Thread Gauge Go / NoGo 7/8 whitworth