1.1/4x7 BSW Screw Plug Thread Gauge Go / NoGo 1.1/4" whitworth
Specification BSW Double Ended Screw Plug Gauge 1.1/4 BSW Plug gauges comply to BS 84, BS 919 Part 2 Calibration available at extra cost see calibration listing Part Number ES-3949Visit the JLS Supplies Ltd website for more information on 1.1/4x7 BSW Screw Plug Thread Gauge Go / NoGo 1.1/4" whitworth