JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M68 x 1 Shrink Fit Holders 97 mm with ISO H4

97 mm with ISO H4 tolerance

Left-hand spiral flute with right-hand cutting: Delivers controlled chip evacuation and a clean bore finish

The taper shank and standard length simplify setup in established machines

Left-hand spiral flute with taper shank for stable cutting: Optimizes chip evacuation and alignment

Flutes: 2-flute geometry for efficient chip evacuation and a fine finish

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M68 x 1 Shrink Fit Holders 97 mm with ISO H4The JBO Thread Plug Gauge (NoGo) Metric Fine is a precision measuring tool designed for metric fine threads. It helps inspectors, engineers, and machinists quickly verify threaded holes meet the specified size and tolerance, supporting consistent quality across manufacturing, maintenance, and assembly tasks. Designed for right hand metric fine threads with M68 x 1 and 6H tolerance, this plug gauge is built from hardened steel for durability in