JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M39 x 2 G 005 mm) for consistent fits

005 mm) for consistent fits and fewer rework steps

This intermediate precision finishing tool is built for engineers

clean bore quickly and consistently

Ball Nose Geometry for Smooth Contours: Produces accurate curved surfaces and fine rib details with a high-quality

Shank: Straight shank for secure mounting in standard collets and chucks

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M39 x 2 G 005 mm) for consistent fitsThe JBO Thread Ring Gauge (NoGo) is a precision inspection tool designed to verify external metric threads. Specifically tuned for metric fine threads, it checks M39 x 2 with a 6H tolerance and right hand orientation, helping quality teams, machinists, and assembly technicians quickly determine whether a part meets specification. Built from hardened steel for durability, this gauge delivers reliable performance in busy workshops. The clearly defined