1.1/4x20 UNS - 2B Screw Plug Thread Gauge Go / NoGo

1.1/4x20 UNS 20tpi Go / No-Go screw plug gauge Conforms to BS1580, BS 919 Part 1 Class 2B 1 1/4x20 UNS Calibration certificate option

For more information on 1.1/4x20 UNS - 2B Screw Plug Thread Gauge Go / NoGo talk to JLS Supplies Ltd