JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 4H - M55 x 1.5 ER Collet Chucks dependable grip on a wide

dependable grip on a wide range of tooling

it uses a left-hand spiral flute and right-hand cutting for stable

delivering consistent hole sizes to DIN 8093 and ISO H4 tolerances

contributing to smoother finishes and longer tool life

repeatable method to finish holes with confidence

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 4H - M55 x 1.5 ER Collet Chucks dependable grip on a wideThe JBO Thread Plug Gauge (NoGo) Metric Fine Right Hand 4H M55 x 1. 5 is a precision measuring tool designed to verify threaded holes with metric fine threads. It helps quality teams, machine shops, and assembly lines confirm hole size and tolerance quickly and accurately. Made from hardened steel and built to resist wear, this gauge delivers long lasting performance in demanding environments, maintaining accuracy over many inspections. NoGo gauge for