1.3/8x7 BSW Screw Plug Thread Gauge Go / NoGo 1.3/8" whitworth

Specification BSW Double Ended Screw Plug Gauge 1.3/8 BSW Plug gauges comply to BS 84, BS 919 Part 2 Calibration available at extra cost see calibration listing Part Number ES-3950

For more information on 1.3/8x7 BSW Screw Plug Thread Gauge Go / NoGo 1.3/8" whitworth talk to JLS Supplies Ltd