5/16.18 UNC -2A LEFT HAND Screw Ring Thread Gauge Go or No-Go
Product Code: ES-16766
Product: 5/16x18 UNC - 2A Screw Ring Thread Gauge LEFT HAND Size: 5/16" x 18 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 boxVisit the JLS Supplies Ltd website for more information on 5/16.18 UNC -2A LEFT HAND Screw Ring Thread Gauge Go or No-Go