UNC 1/4.20 Caliper Thread Gauge Go / NoGo Class 2A
Specification 1/4X20 UNC Go / NoGo Caliper gauge Conforms to BS1580, BS 919 Part 1 Class 2A Part Number ES-2889Visit the JLS Supplies Ltd website for more information on UNC 1/4.20 Caliper Thread Gauge Go / NoGo Class 2A