1/4.20 UNC -2A Screw Ring Thread Gauge Go or No-Go
Specification Product: 1/4x20 UNC - 2A Screw Ring Thread Gauge Size: 1/4" x 20 UNC Type: Go or No-Go Ring Gauge BS1580, BS 919 Part 1 Class 2A Options: Go or NoGo Ring and UKAS Calibration see options box Part Number ES-2871Visit the JLS Supplies Ltd website for more information on 1/4.20 UNC -2A Screw Ring Thread Gauge Go or No-Go