JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M55 x 2 Face Mill Arbors The AcuRea coating enhances wear

The AcuRea coating enhances wear resistance and reduces tool wear during extended use

Its straight shank simplifies chucking in common machine setups

44 mm) designed for through-coolant hole finishing to ISO H4 tolerance (DIN 8093)

while the centre-cutting capability enables straightforward plunges without additional tooling

78 mm is designed for precise hole finishing in a wide range of materials

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M55 x 2 Face Mill Arbors The AcuRea coating enhances wearThe JBO Thread Plug Gauge (NoGo) Metric Fine is a precision tool designed to verify internal threads in metric fine series. This NoGo plug gauge is specifically engineered for M55 x 2, right hand threads, with a 6H tolerance class, helping inspectors confirm holes meet the lower end of the specified limits. Ideal for quality control in manufacturing, inspection, and maintenance environments, it provides fast, reliable checks that reduce guesswork.