this NoGo gauge helps inspectors confirm that components do not exceed the maximum diameter allowed for proper mating
The 2-flute configuration delivers steady material removal while maintaining good chip clearance
optimized for smooth cutting and efficient chip evacuation
With a 1 mm diameter and a precise R0
enabling repeatable finishes across parts
JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M27 x 2 S&E this NoGo gauge helps inspectorsThe JBO Thread Plug Gauge is a precision inspection tool designed for metric fine threads. Built for left hand applications, it is sized M27 x 2 with a 6H tolerance, making it ideal for ensuring threaded holes meet exact specifications in machining, assembly, and QA environments. Whether youre an engineer, machinist, quality inspector, or maintenance professional, this gauge delivers quick, reliable go no go checks that speed up setups and reduce