JBO Thread Plug Gauge (NoGo) - Metric Coarse - Right Hand - 6H - M42 x 4.5 RPTECH and repeatable production runs

and repeatable production runs

helping the tool maintain a sharp edge through demanding cuts

Optimized 2-Flute Geometry for Efficient Chip Evacuation: Clear chips quickly and stay ahead of the cut

The Toolex Straight Shank Spiral Flute Stub-Length Carbide Reamer

keeping you productive across aluminum

JBO Thread Plug Gauge (NoGo) - Metric Coarse - Right Hand - 6H - M42 x 4.5 RPTECH and repeatable production runsThe JBO Thread Plug Gauge (NoGo) is a precision inspection tool designed to verify metric coarse internal threads. Sized for M42 x 4. 5 with a 6H tolerance and a right hand thread, it helps technicians quickly confirm that threaded holes meet the required fit. Ideal for machine shops, quality labs, and maintenance teams, this NoGo gauge clearly indicates holes that exceed tolerance so you can address them efficiently. Constructed from hardened steel