JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6G - M58 x 1.5 S&E while the left-hand flute works

while the left-hand flute works alongside the right-hand cutting action to provide controlled material removal

it delivers accurate corner radii and smooth surface finishes in tight cavities

and high-precision metalwork

The carbide edge and robust construction stand up to repeated use in challenging materials

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6G - M58 x 1.5 S&E while the left-hand flute worksThe JBO Thread Plug Gauge (NoGo) for Metric Fine threads is a precision inspection tool designed to verify internal threads in metric fine hole sizes. Sized for M58 x 1. 5 with a 6G tolerance and right hand orientation, this NoGo gauge helps inspectors and machinists confirm holes meet the specified thread form and dimension without guesswork. Machined from hardened steel with a knurled, easy grip body, the gauge delivers lasting accuracy in busy