JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6e - M55 x 2 Morse Taper Adaptor Go/No-Go efficiency: Enables quick pass/fail

Go/No-Go efficiency: Enables quick pass/fail checks of threaded holes

while the cutting action is right-handed to deliver precise bore finishes

Choose the Omega BT50 HC12S for repeatable precision

02 mm diameter built for machinists who demand tight bore tolerances and reliable performance

Precise fit for consistent accuracy: Tight tolerances ensure the sleeve seats squarely on the boring bar and aligns the cutting edge

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6e - M55 x 2 Morse Taper Adaptor Go/No-Go efficiency: Enables quick pass/failThe JBO Thread Ring Gauge (GO) Metric Fine, Right Hand, M55 x 2 (6e) is a precision go gauge designed to verify external thread diameters on threaded components. Tailored for engineers, machinists, inspectors, and quality control teams, it enables fast confirmation that parts meet exact metric fine thread standards. Manufactured from hardened steel, this ring gauge delivers durable, wear resistant performance in busy workshops and production lines.