1.1/4"x7 BSW Screw Ring Thread Gauge Go or NoGo whitworth

Specification 1.1/4 BSW Ring Gauge Option of Go or NoGo gauges Ring gauges comply to BS 84, BS 919 Part 2 Part Number ES-3933

For more information on 1.1/4"x7 BSW Screw Ring Thread Gauge Go or NoGo whitworth talk to JLS Supplies Ltd