JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M56 x 2 End Mill Holders and consistently high-quality finishes across

and consistently high-quality finishes across batches

Coolant-sealed design with leak-resistant slots: Longitudinal slots do not overlap at the centre to prevent coolant loss

Variable index geometry: Optimizes the cutting edge distribution to reduce cutting forces and promote efficient chip evacuation

while a tight tolerance of +0 / -0

supporting consistent finishes even under high cutting loads

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M56 x 2 End Mill Holders and consistently high-quality finishes acrossThe JBO Thread Plug Gauge (NoGo) Metric Fine is a precision measuring tool designed to verify metric fine threaded holes. Built for engineers, machinists, quality inspectors, and workshop technicians, it provides a quick, reliable Go NoGo check to confirm hole size and thread fit. With its right hand orientation and M56 x 2 fine pitch, this gauge helps ensure components assemble correctly and meet tight specifications. Metric Fine NoGo design: