JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M40 x 1.5 FMH this reamer is designed for

this reamer is designed for professional use where consistent hole finish matters

Left-hand spiral flute with right-hand cutting: Enables efficient chip evacuation and a smoother cutting action for clean

and deliver long service life in busy workshops

This reamer is designed to deliver tight bore tolerances and smooth finishes

durable carbide substrate

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M40 x 1.5 FMH this reamer is designed forThe JBO Thread Ring Gauge (NoGo) Metric Fine Right Hand 6g M40 x 1. 5 is a precision tool designed for external thread inspection. It helps engineers, machinists, inspectors, and maintenance teams quickly verify that components with M40 x 1. 5 (6g) threads meet the exact diameter and tolerance required. This NoGo gauge provides a clear, reliable check that supports accurate assembly and quality control across production environments. Crafted to endure