15) 1/2 x 20 UNF Go / NoGo Screw Plug Thread Gauge

1/2 x 20 UNF Go / NoGo Screw Plug Thread Gauge
Complies to BS 1580, BS 919 Part 1 Class 2B

Part Number G2190PL

If calibration certificate is required, please see below

Please allow 3-4 days. Price £13.00 + VAT