JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M115 x 3 FHH while the DIN 8051 B

while the DIN 8051 B tolerance (D = ISO H5) guarantees consistent hole size for reliable mating parts

square-edge design focuses cutting power where you need it most

Precision tolerance and flute geometry: DIN 8051 B tolerance mapped to ISO H5 ensures hole size accuracy

small-diameter holes

Two-Flute Square-Edge Design: Delivers stable cutting action and precise rib cuts with clean edges on narrow profiles

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M115 x 3 FHH while the DIN 8051 BThe JBO Thread Plug Gauge (NoGo) Metric Fine Right Hand 6H M115 x 3 is a precision tool designed to verify internal threaded holes with metric fine threads. Its ideal for machine shops, production lines, and quality control teams that need quick, dependable checks to confirm holes meet exact standards before assembly or further processing. NoGo verification for metric fine threads: Quickly determine if a threaded hole is within spec, delivering fast