Made from HSS-E (M35 Cob) and designed with a left-hand spiral flute and right-hand cutting per DIN 8089
it combines a four-flute design with a robust corner radius to deliver clean edges and reliable performance
Lead time: Manufactured to order — despatch in 24–48 hours
so you can ship reliable parts with confidence
and speeds up setup with a straightforward mounting system
JBO Thread Ring Gauge (GO) - UNC - Right Hand - 2A - 3/8 x 16 Boring Bar Blank Made from HSS-E (M35 Cob)The JBO Thread Ring Gauge (GO) for UNC, Right Hand, 2A, 3 8 x 16 is a precision inspection tool designed to verify external thread diameters quickly and reliably. Built for engineers, machinists, quality teams, and shop floor technicians, it helps ensure components meet exact UNC specifications with a simple go no go check. Go gauge for fast pass fail checks: Quickly confirms whether a parts external thread matches the 3 8 x 16 UNC standard on the go,