JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 4H - M55 x 2 Face Mill Arbors - Through Coolant it is produced to ISO

it is produced to ISO H5 tolerance (-0 / +0

Tight DIN 212‑B tolerance: delivers precise

delivers precise hole finishing with through-coolant efficiency

ensuring reliable measurements even in high-volume inspection settings

JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 4H - M55 x 2 Face Mill Arbors - Through Coolant it is produced to ISOThe JBO Thread Plug Gauge (GO) Metric Fine Right Hand 4H M55 x 2 is a precision go gauge designed to verify internal threads quickly and reliably. Its built for machinists, inspectors, and quality teams who need fast, confident Go No Go checks on threaded holes, ensuring they meet the exact M55 x 2 specification and 4H tolerance. Precise Metric Fine Go Gauge (M55 x 2, 4H): Enables rapid, accurate go no go verification of internal threads, delivering