JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M45 x 2 S&E The combination of a left-hand

The combination of a left-hand spiral flute with right-hand cutting supports reliable penetration and smooth bore finish

this reamer provides efficient chip evacuation and consistent finish

reducing the need for frequent replacements in production runs

5-Micron Run-Out Accuracy: Delivers true concentricity across passes

helping maintain hole size across multiple uses in demanding metals

JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M45 x 2 S&E The combination of a left-handThe JBO Thread Plug Gauge (GO) Metric Fine is a precision inspection tool designed to verify threaded holes in metal parts and assemblies. Its a reliable choice for machinists, quality control teams, shop technicians, and hobbyists who need fast, confident go no go checks to confirm holes meet exact size and pitch requirements. This GO gauge is configured for metric fine threads and corresponds to M45 x 2 with a 6H tolerance in a right hand